Overview:

1. Be ready for a hot summer with innovative materials originally developed for NASA to keep you staying cool.
2. No battery is needed! No charger is needed!
3. The cold holding time varies depending on the external environment. No risks of skin necrosis or frostbite through cooling by maintaining an optimal cooling temperature.

Product Information:

Colors: white, pink, blue, purple, green
Size: S, M, L
Type/purpose: heatstroke prevention and cooling

Packing List:

Ice Neck Ring*1