USB Bottle Insulation Sleeve Portable Outdoor Thermostat Bottle Milk Warmer Device (only sleeve, bottle is not included)

Product Description:  Material:Cotton, spandex blend Size:28*13cm/ 11.02*5.11'' Type:Warmers & Sterilizers Voltage:5V Current:1A to 2A Pattern Type:Donuts, cats, rockets, rainbows, polar bears, dinosaurs Features: 1. Can be used for portable power source, charging plug, car USB interface. 2. With USB charger connected, it will always keep your baby's milk at the preferred temperature,which not too hot nor too cold. 3. No worries of getting milk bottle broken with this protection cover. 4. Portable, easy to storage and clean. 5. Perfect temperature in little time, to make it fresh. Package include:   Bottle Insulation Sleeve*1 Notes: 1. Please allow 1-3 cm different due to manual measurement and 3-5g for the difference between different colors. 2. Due to the screen difference, the color may be a little difference from what you expect, please allow it.