Features: 
Brand newand high quality.
The cooling effect lasts 3-72 hours.
Made of biological material by high-tech process.
It is nontoxic, elastic, gluey and reusable.
It has a high cold capacity and it is an ideal substitute
of ice cubes, dry ice and other cold producing medium.
Just inject water one time, and it can be used repeatedly.
After the contents inside changed into gel, store it infreezer.

Specifications:
Capacity: 200ml, 400ml, 600ml
200ML: 18*10cm
400ML: 21.5*12cm
600ML: 26*12.3cm
Color: White
Material: PVC