HyFlex® 70-138DESCRIPTION Advanced protection: HyFlex 70 138 arm protection sleeves are made from 100% Kevlar fibers, offering excellent cut resistance, as well as flexibility and comfort Specialized defenses: Double layered, they also protect wearers forearms against minor heat, cuts and burns Enhanced features: These protective sleeves thumbslot and Velcro strap ensure they are firmly held in place, improving wearer comfort further KEY FEATURES AND BENEFITS 100%