Overview:

100% brand new and high quality
1. Keep warm when eating
2. Good heat preservation effect
3. Safety voltage 5v
4. Any bottle of milk can be used
5. Comfortable to wear

Product information:

Material: cotton, spandex blend
Size: 28cm*13cm
Instructions for use: Voltage 5V, current 1A to 2A. Ordinary mobile phone charger, computer USB interface, charging treasure, etc. can be used.
Environmental instructions: no fluorescent agent
Washing instructions: need to take out the heating components when washing

Packing List:
1 * USB Charging Cable

1 * Bottle Temperature Control Bag