Cooling Vest By Shenzhen Ds Kool Co. Ltd.

Self-Contained Operation: Affords the user freedom of movement
Dual Role as a Hydration system: Affords the user the benefit of drinking ice cold water
Long Cooling Charge: 3-4 hours (1.5kgs Cooling medium) 5-6 hours (3 kgs Cooling medium)
Quick cooling recharge : Pre-frozen pouches of cooling medium can be placed in backpack in just seconds. Spare re-chargeable batteries will keep your system operating for several hours. Easy to replace the battery and cooling pouch
Light weight Construction : 4 lbs. dry and 8 lbs fully load
Small size system pack i Back pack, Waist pack
Fire Resistant Material is available