Deep See"s 3mm Thermocline Glove with Velcro Band are made of Thermo-Flex High-Stretch neoprene Rubber for maximum comfort and warmth. Gloves are ergonomically designed 5-Finger Glove with curved fingers to minimize hand fatigue. For durability, great grip, and protection gloves are rubberized coated. Wrists can be cinched with an adjustable Velcro Band.