adidas-Men`s Y-3 Barricade Boost X Tennis Shoes Black and White-() Boost's energy-returning properties keep every step charged with an endless supply of light, fast energy Ballistic mesh upper with bonded TPU skin overlay for breathability, optimal comfor and enhanced durability. ADIPRENE+ in the forefoot maintains propulsion and efficiency ADITUFF for bes abrasion resistance in the toe area BARRICADE chassis supports midfoot and heel for maximum stability, with flexibility and comfort in the forefoot