3M Recycled Thinsulate™ EC100 lining is made with 78% post consumer recycled materials Full-grain cowhide stitched with Kevlar® thread Welted seams and pulse protector Extra wide thumb strap 3-finger back with winged thumb Snug-fitting shirred elastic wrist 51/2″ reflective gauntlet cuff with leather gore ANSI/ISEA 105 X35 No Testing Conducted Abrasion Resistance Puncture Resistance