On The Court, Every Step Is Crucial: Speed Blushield Fly 3 + W Ag Is The Tennis Shoe With Diadora Blushield Technology Incorporated In The Ball Of The Foot, Which Ensures A Lightweight And Responsiveness. This Women?S Tennis Shoe With A D-Skin, Sock-Construction Upper For Stability, Breathability And Comfort. Soft Lycra Lining With Non-Slip Design. Suitable For Hard Courts And Clay Courts.