The Ocean Pro Mako 3 mm Gloves are made from Nylon II Neoprene Rubber for warmth. The Gloves Seams are all Double-Glued and then Blind Stitched for strength, durability and to reduce water flow. Along with the Wide Elastic Velcro Closure that effectively Seals out Cold Water these are some warm and comfortable tempered water gloves. The Mako 3 mm Gloves are Anatomically Cut for improved comfort and great dexterity. The Screened Non-Skid Grip on the Palm and Fingers assure a positive grip. Gloves are available in 6 Sizes from X-Small to 2X-Large and come with a Draw-String Mesh Bag which can be used for storage or can also double as a small collection bag when you dive.