Bärbar förtjockad silikon varmvattenflaska för vinterbruk, explosionssäker handvärmare för studenter, mikrovågsugn

Portable Thickened Silicone Hot Water Bottle in Winter Microwave Heating Explosion-Proof Student Hand Warmer Plastic winter hot water bottle student portable hand warmer with microwave heating explosion-proof hot water bottle Safe material, rest assured to use Large capacity, multiple uses Can be heated by microwave oven, long-term heat preservation, tough and compressive, safe and environmentally friendly hint: Remove the knitted cover and fill the hot water bottle with 3/4 of cold water. It is recommended that the first heating time of the microwave oven should not exceed 2 minutes, and the microwave oven should not be less than 800w Applicable occasions: heating in winter, water container and other scenes. size:100mmx58mm Material:Silica gel colour:Pink/Blue/Green/Purple Package Contents: 1 x hot water bottle