Silicone Thickness: ~3mm
Insulation Duration: 4-8 Hours
Material: silicone + PA66
Size: 15.5 x 10.8 x 9 cm (6.1 x 4.3 x 3.5 inch)
- Simply pour hot or cold water into the insulating warmer/cooler for long-lasting warming/cooling effect.
- You may fill it with water and put it into the fridge to create cooling effect.
- Please do not use boiling water for safety. We recommend using water ~80 degree Celsius.
- Can withstand -40 to 130 degree Celsius