Custom Leathercraft 177X Heavy Duty Flex Grip Work Gloves, Extra Large Palm: Nylon 50%/Polyurethane 50% Back Fabric: Polyester 96%/Spandex 4% Fourchettes and Thumb Back: Polyester 100% Palm Patch: PVC 100% Imported Synthetic leather palm is tough, soft and comfortable to wear, resists shrinking, stretching and hardening Neoprene knuckles provides padding against bumps Wing closing strap for perfect adjustments and easy-on, easy-off Lycra side panels for improved dexterity Molded rubber palm and finger reinforcement pads for better grip, extra wear and durability