Lotto - Derby W (Pearl White/Mars Red) - Women's: Performance shoe with an exclusive design for good level players. Water-repellent Premium Plus upper. EVA insole. Features PUNTOFLEX, a special technical device placed across the sole in the metatarsal area which allows correct foot flexion and excellent rebound. Shock-Off, an insert of low density polyurethane or EVA, placed in the sole below the heel which aids in cushioning and helps protect the foot by absorbing and dissipating impact forces. PU Dual-Trac outsole. 12 PU fixed studs: 6 octagonal and 6 lamellar for a perfect balance between stability and traction on all surfaces.