Sugoi Men's Formula FX Full Gloves Palm - 80 Polyester / 20 Polyurethane, Palm Contrast - 60 Polyurethane / 40 Nylon, Contrast - 87 Nylon / 33 Spandex ,Lining & Thumb - 100% Polyester, Back - 82 Nylon / 18 spandex Imported Premium synthetic materials and mesh back combine breathability and durability Thin, carefully designed hand-to-bar interface encourages a connected feel for the trail Lined palm's seamless interface provides comfort on long rides over all terrain