Shell material 1: 97% cotton, 3% elastane. Shell material 2: 100% polyester. Retro trucker melange cap. Flexfit technology. Trucker mesh and a front made of very soft, slightly brushed fabric. Beautiful melange look. Sizes: (S/M): 55-58cm, (L/XL): 58-61cm. Flexfit by Yupoong Retro Trucker Melange Cap in Khaki Size: Large/XL