{"product_id":"self-stirring-coffee-mug","title":"Self-Stirring Glass Coffee Mug","description":"\u003cdiv class=\"cfv\"\u003e\n\u003cstyle\u003e\n.cfv{width:100%;max-width:100%;--cfv-ink:#1d211a;--cfv-soft:#4a5144;--cfv-mut:#6f7667;--cfv-line:#dcdfd4;--cfv-sage:#eef0e8;--cfv-olive:#5f7032;line-height:1.65;color:var(--cfv-ink);font-size:16px}\n.cfv *{box-sizing:border-box}\n.cfv h2{font-size:26px;line-height:1.2;margin:0 0 8px;letter-spacing:-.01em}\n.cfv h3{font-size:17px;line-height:1.3;margin:0 0 6px}\n.cfv p{margin:0 0 14px;color:var(--cfv-soft)}\n.cfv img{display:block;width:100%;height:auto;border-radius:10px}\n.cfv-sec{padding:34px 0;border-top:1px solid var(--cfv-line)}\n.cfv-sec:first-of-type{border-top:0;padding-top:6px}\n.cfv-eyebrow{font-size:11px;letter-spacing:.16em;text-transform:uppercase;color:var(--cfv-mut);margin:0 0 10px}\n.cfv-lead{font-size:18px;color:var(--cfv-ink)}\n.cfv-grid{display:grid;gap:18px;min-width:0}\n.cfv-3{grid-template-columns:repeat(auto-fit,minmax(220px,1fr))}\n.cfv-6{grid-template-columns:repeat(auto-fit,minmax(290px,1fr))}\n.cfv-2{grid-template-columns:repeat(auto-fit,minmax(300px,1fr));align-items:center;gap:28px}\n.cfv-card{background:var(--cfv-sage);border-radius:12px;padding:20px}\n.cfv-card p{margin:0;font-size:14.5px}\n.cfv-n{font-size:13px;letter-spacing:.1em;color:var(--cfv-olive);margin:0 0 6px}\n.cfv-steps{list-style:none;margin:0;padding:0}\n.cfv-steps li{padding:16px 0;border-bottom:1px solid var(--cfv-line)}\n.cfv-steps b{display:block;margin-bottom:3px}\n.cfv-steps span{color:var(--cfv-soft);font-size:14.5px}\n.cfv figure{margin:0}\n.cfv figure img{border-radius:12px}\n.cfv figcaption{font-size:13.5px;line-height:1.5;color:var(--cfv-mut);margin-top:9px}\n.cfv-tablewrap{overflow-x:auto;max-width:100%}\n.cfv table{border-collapse:collapse;width:100%;min-width:480px;font-size:14.5px}\n.cfv th,.cfv td{text-align:left;padding:12px 14px;border-bottom:1px solid var(--cfv-line)}\n.cfv thead th{font-size:11px;letter-spacing:.1em;text-transform:uppercase;color:var(--cfv-mut);font-weight:400}\n.cfv td.cfv-us{background:rgba(95,112,50,.08);font-weight:600;color:var(--cfv-olive)}\n.cfv dl{display:grid;grid-template-columns:auto 1fr;margin:0}\n.cfv dt,.cfv dd{padding:11px 0;border-top:1px solid var(--cfv-line);margin:0;font-size:15px}\n.cfv dt{font-size:11.5px;letter-spacing:.09em;text-transform:uppercase;color:var(--cfv-mut);padding-right:24px}\n.cfv details{border-bottom:1px solid var(--cfv-line)}\n.cfv summary{cursor:pointer;padding:15px 0;font-weight:600}\n.cfv details p{padding:0 0 14px;margin:0;font-size:15px}\n.cfv-assure{display:grid;grid-template-columns:repeat(auto-fit,minmax(220px,1fr));gap:14px}\n.cfv-assure div{border:1px solid var(--cfv-line);border-radius:12px;padding:18px}\n.cfv-assure b{display:block;margin-bottom:4px}\n.cfv-assure p{margin:0;font-size:14px}\n.cfv-terms{border:1px solid var(--cfv-line);border-radius:12px;overflow:hidden;margin:0 0 18px;list-style:none;padding:0}\n.cfv-terms li{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:4px 16px;padding:13px 16px;border-top:1px solid var(--cfv-line)}\n.cfv-terms li:first-child{border-top:0}\n.cfv-terms b{font-size:11px;letter-spacing:.12em;text-transform:uppercase;color:var(--cfv-mut);font-weight:400;white-space:nowrap}\n.cfv-terms span{font-size:14.5px;color:var(--cfv-ink);text-align:right}\n.cfv-terms em{font-style:normal;color:var(--cfv-olive);font-weight:600}\n.cfv-top{padding-top:0;padding-bottom:30px}\n.cfv-pay{display:grid;justify-items:center;gap:8px;margin:0 0 18px}\n.cfv-pay img{width:100%;max-width:280px;height:auto;background:#fff;border-radius:10px}\n.cfv-pay p{margin:0;font-size:12px;letter-spacing:.04em;text-transform:uppercase;color:var(--cfv-mut);text-align:center}\n@media(max-width:749px){.cfv h2{font-size:21px}.cfv-lead{font-size:16.5px}.cfv-sec{padding:26px 0}.cfv-2{gap:18px}}\n\u003c\/style\u003e\n\u003cdiv class=\"cfv-sec cfv-top\"\u003e\n\u003cdiv class=\"cfv-pay\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1068\/7499\/4769\/files\/comfortivo-paypal-badge.png?v=1788053896\" alt=\"Secure payments by PayPal — Mastercard, Visa, American Express and Discover accepted\" loading=\"lazy\" width=\"280\"\u003e\u003cp\u003ePayPal and all major cards accepted\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cul class=\"cfv-terms\"\u003e\n\u003cli\u003e\n\u003cb\u003eShipping\u003c\/b\u003e\u003cspan\u003e\u003cem\u003eFree\u003c\/em\u003e, no minimum\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDispatch\u003c\/b\u003e\u003cspan\u003e1–3 business days, tracked\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eReturns\u003c\/b\u003e\u003cspan\u003e14 days from delivery\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cfv-sec\"\u003e\n\u003cp class=\"cfv-eyebrow\"\u003eThe short version\u003c\/p\u003e\n\u003cp class=\"cfv-lead\"\u003eA 400 ml borosilicate glass with a whisk hanging from the lid and a motor in the wooden handle. Press the button on the lid and it mixes itself — protein powder, cocoa, matcha, honey in tea — without a spoon, and without a spoon to wash afterwards.\u003c\/p\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1068\/7499\/4769\/files\/5153bff0-05ab-47aa-83e4-9bd879e5eab6.jpg?width=1400\" alt=\"Self-Stirring Coffee Mug, 400 ml Glass\" loading=\"lazy\" decoding=\"async\"\u003e\u003cfigcaption\u003e400 ml of borosilicate glass, so you can see when the powder has actually gone.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cfv-sec\"\u003e\n\u003cp class=\"cfv-eyebrow\"\u003eWhy this exists\u003c\/p\u003e\n\u003ch2\u003eThe spoon is the problem, not the powder\u003c\/h2\u003e\n\u003cdiv class=\"cfv-grid cfv-3\"\u003e\n\u003cdiv class=\"cfv-card\"\u003e\n\u003cp class=\"cfv-n\"\u003e01\u003c\/p\u003e\n\u003cp\u003eProtein powder does not dissolve, it clumps. Stirring by hand pushes the lumps around; you need speed, and a wrist does not have it.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cfv-card\"\u003e\n\u003cp class=\"cfv-n\"\u003e02\u003c\/p\u003e\n\u003cp\u003eA shaker bottle works and then has to be rinsed immediately, or it becomes something you deal with later, with your face turned away.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cfv-card\"\u003e\n\u003cp class=\"cfv-n\"\u003e03\u003c\/p\u003e\n\u003cp\u003eAnd honey sinks. It sits at the bottom of the mug in a sweet layer while the tea above it stays plain.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cfv-sec\"\u003e\n\u003cp class=\"cfv-eyebrow\"\u003eThe mechanism\u003c\/p\u003e\n\u003ch2\u003eThe whisk lifts out with the lid\u003c\/h2\u003e\n\u003cdiv class=\"cfv-grid cfv-2\"\u003e\n\u003cdiv\u003e\n\u003cp\u003eThe motor and the batteries live in the wooden handle, driving a shaft that runs down through the centre of the lid to a four-armed plastic whisk. There is one control: a button on the top face of the lid. Press it and the whisk spins at speed for a few seconds — long enough to break up a scoop of powder and pull it through the whole 400 ml.\u003c\/p\u003e\n\u003cp\u003eThe important part is what happens next. The lid and the whisk come out as one piece, which leaves you holding a plain glass. There is no fixed blade in the bottom to work around, no seal to prise out, and nothing about washing it is different from washing any other glass.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\u003cul class=\"cfv-steps\"\u003e\n\u003cli\u003e\n\u003cb\u003eFill\u003c\/b\u003e\u003cspan\u003eLiquid first, powder second. The whisk sits in the upper third, so it needs the liquid to reach it.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003ePress\u003c\/b\u003e\u003cspan\u003eOne button on the lid. A few seconds is enough; hold it longer for something stubborn.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eDrink\u003c\/b\u003e\u003cspan\u003eThe lid stays on and keeps the heat in, or lifts off entirely.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cb\u003eRinse\u003c\/b\u003e\u003cspan\u003eLid and whisk out, glass under the tap. The handle unit never goes near water.\u003c\/span\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1068\/7499\/4769\/files\/2520aebf-e4a6-433a-8f13-d86de657de7a.jpg?width=1400\" alt=\"Self-Stirring Coffee Mug, 400 ml Glass\" loading=\"lazy\" decoding=\"async\"\u003e\u003cfigcaption\u003eThe lid and the whisk lift out together, leaving a plain glass to wash.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cfv-sec\"\u003e\n\u003cp class=\"cfv-eyebrow\"\u003eThe details\u003c\/p\u003e\n\u003ch2\u003eFour things you only notice after a week\u003c\/h2\u003e\n\u003cdiv class=\"cfv-grid cfv-3\"\u003e\n\u003cdiv class=\"cfv-card\"\u003e\u003cp\u003e\u003cb\u003eYou can see it working.\u003c\/b\u003e Glass rather than steel, so you know when the powder has gone rather than guessing and pressing again.\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv class=\"cfv-card\"\u003e\u003cp\u003e\u003cb\u003eThe handle stays cool.\u003c\/b\u003e Wood-effect and set away from the body on a bridge, so a hot drink does not reach your hand.\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv class=\"cfv-card\"\u003e\u003cp\u003e\u003cb\u003eThe lid is a lid.\u003c\/b\u003e It sits on properly and keeps a coffee warm at a desk, which a shaker cap does not do.\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv class=\"cfv-card\"\u003e\u003cp\u003e\u003cb\u003eIt is quiet.\u003c\/b\u003e A short whirr rather than the rattle of a shaker ball. It does not wake a house at six in the morning.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cfv-sec\"\u003e\n\u003cp class=\"cfv-eyebrow\"\u003eIn practice\u003c\/p\u003e\n\u003ch2\u003eWhere it earns its space\u003c\/h2\u003e\n\u003cdiv class=\"cfv-grid cfv-6\"\u003e\n\u003cdiv class=\"cfv-card\"\u003e\u003cp\u003e\u003cb\u003eProtein after a session.\u003c\/b\u003e Water, scoop, press. No shaker to carry home and forget about.\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv class=\"cfv-card\"\u003e\u003cp\u003e\u003cb\u003eMatcha without the bamboo whisk.\u003c\/b\u003e Sifting and whisking replaced by a button, in the same glass you drink from.\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv class=\"cfv-card\"\u003e\u003cp\u003e\u003cb\u003eInstant coffee, properly dissolved.\u003c\/b\u003e The crema you normally get by beating it with a teaspoon for a minute.\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv class=\"cfv-card\"\u003e\u003cp\u003e\u003cb\u003eHoney or lemon in tea.\u003c\/b\u003e Pulled through the whole cup instead of pooling at the bottom.\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv class=\"cfv-card\"\u003e\u003cp\u003e\u003cb\u003eCollagen and greens powders.\u003c\/b\u003e The ones that clump worst and taste worst when they do.\u003c\/p\u003e\u003c\/div\u003e\n\u003cdiv class=\"cfv-card\"\u003e\u003cp\u003e\u003cb\u003eA hotel room.\u003c\/b\u003e It runs on its own power, so a kettle is the only other thing you need.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1068\/7499\/4769\/files\/f896b0e0-fee5-4c81-bba9-84f0a9cc59ae.jpg?width=1400\" alt=\"Self-Stirring Coffee Mug, 400 ml Glass\" loading=\"lazy\" decoding=\"async\"\u003e\u003cfigcaption\u003eThe motor and its batteries live in the wooden handle, which is why the glass can go under the tap.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cfv-sec\"\u003e\n\u003cp class=\"cfv-eyebrow\"\u003eSpecification\u003c\/p\u003e\n\u003ch2\u003eThe numbers\u003c\/h2\u003e\n\u003cdiv class=\"cfv-grid cfv-2\"\u003e\n\u003cdiv\u003e\u003cdl\u003e\n\u003cdt\u003eCapacity\u003c\/dt\u003e\n\u003cdd\u003e400 ml\u003c\/dd\u003e\n\u003cdt\u003eBody\u003c\/dt\u003e\n\u003cdd\u003eBorosilicate glass, single wall\u003c\/dd\u003e\n\u003cdt\u003eLid and handle\u003c\/dt\u003e\n\u003cdd\u003eWood-effect, with the motor in the handle\u003c\/dd\u003e\n\u003cdt\u003eWhisk\u003c\/dt\u003e\n\u003cdd\u003eFour-arm, food-grade plastic, lifts out with the lid\u003c\/dd\u003e\n\u003cdt\u003eControl\u003c\/dt\u003e\n\u003cdd\u003eOne button on the lid\u003c\/dd\u003e\n\u003cdt\u003eStructure\u003c\/dt\u003e\n\u003cdd\u003eSingle layer — hot drinks warm the glass\u003c\/dd\u003e\n\u003c\/dl\u003e\u003c\/div\u003e\n\u003cdiv\u003e\n\u003ch3\u003eIn the box\u003c\/h3\u003e\n\u003cp\u003eOne mug with its lid and whisk assembly. Batteries are not included.\u003c\/p\u003e\n\u003ch3\u003eLooking after it\u003c\/h3\u003e\n\u003cp\u003eHand wash the glass, the lid and the whisk. Never put the handle unit in water or in a dishwasher — the motor is inside it. Borosilicate takes boiling water without complaint, but warm the glass before pouring boiling water into a cold one.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cfigure\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1068\/7499\/4769\/files\/ff217ed1-3f8a-4059-8179-808fbe7260be.jpg?width=1400\" alt=\"Self-Stirring Coffee Mug, 400 ml Glass\" loading=\"lazy\" decoding=\"async\"\u003e\u003cfigcaption\u003eOne button on the lid. A few seconds pulls honey through a whole cup of tea.\u003c\/figcaption\u003e\u003c\/figure\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cfv-sec\"\u003e\n\u003cp class=\"cfv-eyebrow\"\u003eBefore you ask\u003c\/p\u003e\n\u003ch2\u003eQuestions worth answering\u003c\/h2\u003e\n\u003cdetails\u003e\u003csummary\u003eIs it a blender?\u003c\/summary\u003e\u003cp\u003eNo, and it is worth being clear about that. It is a stirrer: it dissolves powders, syrups and sugar into liquid at speed. It will not crush ice, blitz frozen fruit or turn oats into a smoothie — a whisk on a small motor is not a blade.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eCan I put boiling water in it?\u003c\/summary\u003e\u003cp\u003eYes. The body is borosilicate, the same glass used for lab and stovetop ware, so thermal shock is not the risk it is with ordinary glass. It is single-walled, though, which means the glass itself gets hot — hold it by the handle.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow is it powered?\u003c\/summary\u003e\u003cp\u003eBy batteries housed in the handle, which slide in from the end. Because the power lives in the handle rather than the base, the glass and the lid are free to be washed normally.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eDoes it leak if I carry it?\u003c\/summary\u003e\u003cp\u003eTreat it as a mug rather than a travel flask. The lid sits on well enough to keep heat in and dust out, but the motor shaft passes through it — it is not a sealed, tip-it-in-a-bag lid.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eCan it go in the dishwasher?\u003c\/summary\u003e\u003cp\u003eThe glass alone will survive it. The lid contains the shaft and the handle contains the motor, so both are hand wash only — and since the whole thing separates in a second, rinsing by hand is quicker than loading it anyway.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eHow long will delivery take?\u003c\/summary\u003e\u003cp\u003eOrders leave the warehouse in 1–3 business days and shipping is free to the United States, Canada and Australia with no minimum. Tracking follows by email as soon as it moves.\u003c\/p\u003e\u003c\/details\u003e\u003cdetails\u003e\u003csummary\u003eWhat if it isn’t right?\u003c\/summary\u003e\u003cp\u003eReturn it within 14 days, unused and in its packaging, for a refund. Email support@comfortivo.com and we will send you the details.\u003c\/p\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"cfv-sec\"\u003e\u003cdiv class=\"cfv-assure\"\u003e\n\u003cdiv\u003e\n\u003cb\u003eFree shipping, always\u003c\/b\u003e\u003cp\u003eEvery order, no minimum, to the US, Canada and Australia. Dispatch in 1–3 business days.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv\u003e\n\u003cb\u003e14 days to change your mind\u003c\/b\u003e\u003cp\u003eUnused and in its packaging, returned for a refund.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Comfortivo","offers":[{"title":"Champagne gold","offer_id":60255549947985,"sku":"CJGE178028302BY","price":34.95,"currency_code":"USD","in_stock":true},{"title":"Champagne gold — battery model","offer_id":60255549980753,"sku":"CJGE178028310JQ","price":34.95,"currency_code":"USD","in_stock":true},{"title":"Clear glass","offer_id":60255550013521,"sku":"CJGE178028301AZ","price":34.95,"currency_code":"USD","in_stock":true},{"title":"Iridescent","offer_id":60255550046289,"sku":"CJGE178028311KP","price":34.95,"currency_code":"USD","in_stock":true},{"title":"Clear glass — with coaster","offer_id":60255550079057,"sku":"CJGE178028309IR","price":34.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1068\/7499\/4769\/files\/b53e1fe3-0a3e-4911-964c-fccef2b39aa8.jpg?v=1788145429","url":"https:\/\/comfortivo.com\/products\/self-stirring-coffee-mug","provider":"Comfortivo","version":"1.0","type":"link"}