This is the Aqua Lung 5mm Thermocline Glove Scuba Diving Gloves Features: Ergonomic pre-curved fingers and ribbed glove-back work together to eliminate hand fatigue Wrist cinch closure to minimize water exchange and heat loss Standard neoprene with glued and blind-stitched seams, along with elastic wrist closures to minimizes water exchange and keeps the cold out Go Green & reduce waste! Gloves are packaged in a reusable mesh bag The Thermocline Glove is made with pre-bent fingers to match the natural shape of your hand for an ergonomic fit. The glove keeps your hands warm, with glued and blind-stitched seams to minimize water exchange."