Compact Design: all parts build-in one vest, waterproof design, easy to operate
High cold effect: temperature controlled 20°C to 28 °C, body cool down in 20 seconds
Light weight: Vest thickness 0.4mm, total weight 1.5kg with water and ICE pack.
Long cold duration: 20°C to 28 °C last for 8 hours
Low power consumption: Power consumption1Watt ,a small power bank can use for 100hours，a smart phone can run the vest over 8 hours
Comfort able: Dry, breathable and sweat-wicking
Long durable use: Inner material flexible Anti-hydrolysis food-grade TPU and composite non-fiber cloth，out layer material Cotton 。
Easy to clean: inner vest wash by hand with water easily, out vest wash by machine.
High cost performance ratio：Just a normal price of clothes, you own a real cooling vest
HOW TO ACTIVATE:
Before use the cooling vest ,Put ICE pack into refrigerator more than 12 hours in -10°C , put 10 pcs ice pack in the incubator, open the zipper , put one pcs ice pack inside the vest , fill 300ml to 450 ml water into the vest ,lock the zipper , connect the power bank with the switch by USB socket ,Switch on the vest ,cold water will flow whole vest in a few seconds and all vest cool down immediately ,change the ICE pack from Incubator when the ice pack warm up, change ice pack once per hour we suggest.