Diadora Saturn MTB Shoe '06. FITTING: ERGONOMIC FIT®. INSOLE: fixed, E.V.A.lined. HEEL: anatomic, CLOSE FITTING inner cup in Polytech®. UPPER: in Suprell Pu and resistent material.Tongue in Neoprene. CLOSURE: two velcro bands. OUTSOLE: sole tread in Polytech® for an excellent grip on any kind of terrain. Midsole insert in nylon Diapan Fiber®, Fiberglass loaded for the right stiffness.Threaded inserts for toe spikes. Variable profile shockproof and wearproof in strategic areas.Compatible with: TIME, SHIMANO, LOOK and Free Ride pedals.