Engineered mesh provides ventilation for your forefoot while supporting your midfoot. The partial mesh inner sleeve enhances breathability while offering and a sock-like fit. Balenciaga Cap Hat Baseball White System 452245 452B4 9060 Balenciaga Hats For Sale. Plush foam and mesh tongue for breathable comfort and Midsole flex grooves provide greater forefoot flexibility Balenciaga Cap Waffle outsole for durability and great multi-surface traction.