{"product_id":"portable-bottle-warmer-sleeve","title":"Portable Bottle Warmer Sleeve – USB Rechargeable Travel Milk Warmer","description":"\u003ch2\u003eFor the 3am Feed, and Everywhere There Isn't a Kettle\u003c\/h2\u003e\n\u003cp\u003eA wrap-around sleeve with a heating film inside. It goes round the bottle, plugs into a power bank, and keeps milk at feeding temperature while you are in the car, at the park, or standing in a dark hallway at three in the morning waiting for a bottle to stop being cold.\u003c\/p\u003e\n\n\u003ch3\u003e✦ Details\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower:\u003c\/strong\u003e USB, polymer lithium-ion battery\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Faux leather outer, internal heating film\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFits:\u003c\/strong\u003e Most standard baby bottles — adjustable closure, narrow-neck and wide-neck alike\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePacking:\u003c\/strong\u003e Rolls flat into a nappy bag with the cable\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColours:\u003c\/strong\u003e Green or Yellow\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIncludes:\u003c\/strong\u003e Warmer sleeve and USB cable\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003e✦ Frequently Asked Questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eWill it heat milk from cold?\u003c\/strong\u003e\u003cbr\u003eSlowly, and that is the honest answer. A USB heating film is low wattage — it is built to \u003cem\u003ehold\u003c\/em\u003e milk at feeding temperature and to take the chill off, not to heat a fridge-cold bottle in two minutes. If you need fast heating from cold, you want a mains countertop warmer instead.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eSo when is it actually useful?\u003c\/strong\u003e\u003cbr\u003eWarm a bottle at home, wrap it, and it stays drinkable through a car journey or an afternoon out. That is the job it does well.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eDoes it have a temperature display?\u003c\/strong\u003e\u003cbr\u003eNo. There is no readout and no thermostat you can set. \u003cstrong\u003eAlways test milk on your wrist before feeding\u003c\/strong\u003e, exactly as you would with any warming method.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eCan I leave it running unattended?\u003c\/strong\u003e\u003cbr\u003eDon't. Unplug it when you are not using it, and never leave it heating overnight or with a child unsupervised.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eWhat powers it?\u003c\/strong\u003e\u003cbr\u003eAny USB source — a power bank is the most practical for a nappy bag. Output varies between chargers, so a low-output port will warm more slowly.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eHow do I clean it?\u003c\/strong\u003e\u003cbr\u003eWipe the faux leather with a damp cloth. Do not submerge it or put it in a steriliser — there is electronics inside.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003eSelect your colour above.\u003c\/em\u003e\u003c\/p\u003e","brand":"The Petal and Porch","offers":[{"title":"Green \/ Usb","offer_id":46350706344015,"sku":"CJYE125606301AZ","price":59.99,"currency_code":"CAD","in_stock":true},{"title":"Yellow \/ Usb","offer_id":46350706376783,"sku":"CJYE125606302BY","price":59.99,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0720\/3474\/6447\/files\/ChatGPT_Image_Aug_14_2026_06_14_08_PM.png?v=1786798854","url":"https:\/\/thepetalandporch.com\/products\/portable-bottle-warmer-sleeve","provider":"The Petal and Porch","version":"1.0","type":"link"}