Wells Lamont Synthetic Leather Work Gloves, Grip Control, Medium (7680M) Palm: 55% nylon, 45% polyurethane. Back: 96% polyester, 4% spandex. Cuff: 100% nylon over neoprene. Thumb Back: 80% cotton, 20% polyester. Fingertip patches: 100% PVC. All exclusive of silicone palm patching. Imported Protect your hands while youre hard at work. Synthetic leather palm with Control Grip silicone print palm patching for superior grip. Comfort Closure adjustable wrist for a custom fit that keeps out dirt and debris. 4-way stretch fit spandex back for better flexibility and Terry cloth thumb back to wipe your brow. Wells Lamont - Stubborn About Quality since 1907.