Synthetic Have the power on your side when you play in the adidas Women`s Stella McCartney Barricade Boost Tennis Shoes in Eggshell Gray and Aero Lime! The name of this breathable and seamless shoe says it all with a lightweight design from Stella McCartney. Boost`s energy-returning properties keep every step charged with an endless supply of light, fast energy. Harness the power of Boost to super charge your stride in these new Barricades. The 3D Triangular chassis provides support and stability in the midfoot, it leaves the forefoot to move and flex naturally. With these added benefits, players will still maintain the same iconic barric 3D Torsion For Adaptive Midfoot Support. FEATURES: 360-Degree Tpu Upper For Lateral Stability And Durability. FEATURES: Tennis Shoe With Boost Technology. FEATURES: Women`s Stella McCartney Barricade Boost Tennis Shoes Eggshell Gray and Aero Lm Size - (8 B(M) Us)_____Color - (Eggshell Grey/Aero Lime/Core Black) Authorized Adidas Dealer. All racquets are strung and ready for the courts! SEE SELLER DETAILS FOR RETURN POLICY.