adidas - Speed Trainer (Echo/White/Metallic Silver) - Women's: Are you looking for the perfect trainer for your versatile workouts? Here's the adidas answer for your demands. Perfect combination of medial-lateral support systems and cushioning. Combination of open mesh upper ans synthetic support panels for the perfect fit. adiPRENE(R) in the forefoot, TORSION(tm) in the midfoot, a3(R) support on the heel. Non-marking rubber outsole.