The Racing Ralph everything is designed for speed, and because of its race bred roots puncture protection is minimalSGRND - Super Ground, Snake Skin material running from bead to bead and three full carcass layers, the sweet spot between puncture protection and light weight in the Super lineupASPD Addix Speed compound features improved rolling resistance while also increasing durability and and overall gripSnakeSkin - A light and flexible carcass makes the tire highly resistant to scrubbing*Please note that EBike rated tires also can be used with non-Ebikes and are generally more durable than standard tiresTubeless29x2.25622TBLS - FoldBk/Bsk5567SGRND/ASPD/SSKNNoUPC/EAN/GTIN: 4026495879514