Wells Lamont Synthetic Leather Work Gloves, ATV and Motorcycle, Extra Large (7672XL) Palm: 55% nylon, 45% polyurethane. Back: 96% polyester, 4% spandex. Thumb Back: 80% cotton, 20% polyester. Finger Inserts: 94% polyester, 6% spandex. Palm Patching: 100% polyurethane Imported Protect your hands while youre working or playing. Synthetic leather padded palm patch for extra grip and wear protection. Breathable 4-way stretch fit spandex back for better flexibility and a Terry cloth thumb back to wipe your brow. Adjustable wrist for a custom fit that keeps out dirt and debris. Wells Lamont - Stubborn About Quality since 1907.