Cortech Impulse RR Men's Leather Racing Motorcycle Gloves (White/Blue, Large) Top-grainperforated and non-perforated cowhide leather construction Double stitched seams and double layer leather Silicone printed anti-slip throttle guard in the palm TPU molded polyurethane knuckle and finger protectors TPU molded slider on the outside of the palm adds additional impact protection and abrasion resistance