FlexiFreeze Ice Vest (Velcro Closure) The FlexiFreeze Ice Vest is the lightest, thinnest, best performing, most cost effective cooling vest. Patented FlexiFreeze Ice Vest harnesses the power of 96 pure water ice cubes into 3  pounds of body core cooling efficiency. FlexiFreeze Ice Sheets are made with pure water because it is far and away the most efficient cooling medium. The FlexiFreeze Ice Vest can be lighter, thinner and more flexible than other vests while still providing more cooling power. Adjustable in four locations, the FlexiFreeze Ice Vest is designed to provide a snug fit everyone from XS to 6X. The vest and panels are machine washable with ice sheets removed. Designed for many uses, the FlexiFreeze Ice Vest is ideal for individuals who work in heat stress related occupations; who are heat sensitive due to Multiple Sclerosis or other medically related reasons or those who like to play where its hot! The vest is also great for everyday tasks on hot days such as gardening, mowing the lawn, walking the dog and more.