Abrasion Resistant Glove Liners Tuff-n-Lite material is ounce for ounce up to 15 times stronger than steel, but it's as soft and flexible as cotton Tuff-n-Lite combines natural and synthetic fibers for strength Tuff-n-Lite has a core fiber that is strong, abrasion-resistant, heat-resistant and soft Maintains strength when wet or exposed to ultraviolet sunlight Not affected by disinfectants or common household bleaches Helps protect against chafing and blisters and provides insulation while cold-weather riding Made in the U.S.A.