Mechanix Wear Original Vent Palm: Simulated Leather Ch 60% Nylon/40% Polyurethane; Back: Knitted Fabric 1 100/Nylon; Thumb: Simulated Leather Ch 60% Nylon/40% Polyurethane, Knitted Fabric 1 100% Nylon, Knitted Fabric 3 100% Nylon; Finger: Simulated Leather Ch 60% Nylon/40% Polyurethane, Knitted Fabric 1 100% Polyester; Cuff: Knitted Fabric 2 97% Polyester/3% Spandex, Hook And Loop, Thermal Plastic Rubber Imported Fully ventilated construction keep hands cool in hot, humid conditions Lightweight breathable air mesh back Air mesh fourchettes for additional cooling Perforated synthetic leather palm construction is ideal for comfort and durability in hot climates Lightweight, breathable air-mesh back offers optimum flexibility Soft terrycloth thumb wipe for absorbing moisture Air-mesh inserts between fingers provide additional cooling Ventilated elastic cuff with hook and loop closure ensures that debris doesn't enter glove