<ul><li>SAFE INNOVATIVE MATERIALS - The outside is strong and safe TPU, and the inside is PCM gel. The cooling neck can be quickly frozen at temperatures below 28C (82.4F) and can be placed in a freezer, freezer, refrigerator, ice water or even an air conditioner.</li><li>INSTANT RELIEF FROM HEAT - After freezing, the neck cooling tube can immediately antipyretic, at the same time it will not burn the skin like ice, keep at a very moderate temperature, even if the ice melts inside the tube, it can still relieve the heat.</li><li>FREEZE QUICKLY & LAST LONG - No condensation, no embarrassingly wet areas around the neck. The cooling neck strap can be easily cleaned/disinfected. Durable for repeated use in hot weather.</li><li>EASY TO USE - The cooling neck wrap fits snugly around the neck, effectively cooling the neck and shoulders, bringing you a comfortable and cool experience.</li><li>ONE Loop Fits All - The neck loop is designed to fit people of all sizes comfortably and is just the right weight to fit snugly around the neck without putting any pressure on the spine or falling out as you exercise.</li></ul><br><br>- Body cooling system worn on neck - Special refrigerant that freezes below 18 degrees Celcius. - Prevent skin necrosis due to cooling by maintaining optimal cooling temperature - Freezing time (in ice water: about 10 minutes, in freezer: about 20 minutes) - Usable cool time: about 45 minutes - Usable as cold packs in hot weather, Construction workers, Leisure activities, Restaurants cookers, Soldiers, When exercise, Famter

Neck Cooling Tube, Neck Cooler Ring, Wearable Cooling Neck Wraps, Reusable Neck Cooler, Heat Cooling Cold Pack, Summer Heat Relief for Hot Flashes and Fever (Large Clear (1 Pack))