The Scorpion Race Enduro S is the tire designed for races on intermediate and soft terrains, a true specialist of sandy, loamy and generally looser tracks. - Racing-Ready, The soft terrain specialist tire - DualWALL is the special structure dedicated to enduro racing. The 120tpi double-ply carcass is combined with a rubber insert which reinforces the bead area, the most subject to pinch-flats - SmartEVO DH Compound is the enduro and downhill racing specific formulation with a supersoft 42 Shore A rating; Pirelli's most advanced compound ever, chosen by the best Downhill and Enduro PRO athletes