DISNEY Mommy Bag USB Heater Oxford Stroller Bag Multifunction Maternity Backpack Waterproof Mummy Travel Diaper Bag Baby Product

USB heating insulation patent

Continuous thermal for 24 hours
National Patent Cerificate NO.201721413528.7
Step 1;Wrap the USB heating insulation sheet around the bottle
Step 2;Connect the USB jack to the charging treasure or mobile phone chargercan
Each bag gift 1 piece of USB heater and 2 pieces of hook (no need to pay extra money)