The Thermocline Flex Glove is made with pre-bent fingers to match the natural shape of your hand for an ergonomic fit. The glove is made entirely of high stretch neoprene for exceptional comfort and fit. Ergonomic pre-curved fingers and ribbed glove-back work together to eliminate hand fatigue. HS200 high stretch neoprene that stretches to over 200 percent of its original size for exceptional comfort, fit and dexterity.