Fast, sporty, and tread-less slick tire Equipped with RaceGuard, Schwalbe`s mid level puncture protection Checkered shoulders offer extra protection against cuts and abrasions RCGD - RaceGuard - A synthesis of special india rubber and several layers of nylon fabric offers very effective protection against penetration punctures while minimizing penalties Standard 20x1.35 406 Wire Belted Bk/Bsk 95 230 50 NoUPC/EAN/GTIN: 4026495853811