Adjustable Cooling Vest with 84 Ice Cells – 360° Full-Body Cooling，One-Size f…
Usage: Soak cold vest fully in water for 20 minutes. Wipe off surface water with a towel. Put into zipper bag, freeze 6-10 hours in refrigerator. Note: After soaking, remove and let stand for 5-8 mins, then dry the surface and put into a zipper bag.