Hi-Tech 100% PU SERE SKIN artificial Leather. Lined with polyester self adhesive foamy fabric. Fitted with innovative TWISTER Panel that enhances propulsion and comfort with the perfect fit. High-tech, wrinkle-free mold uniquely encompasses the knuckles. Thumb lock for safety and protection. Padded Bar for Extra Grip. Hi-Compression IMF molded foam padding. Wrap around Velcro strap closing.