100% Cotton. Flat top unstructured crown. Pre-curved bill with self- - Fabric binding. Two antique brass eyelets on each side. Self- - Fabric two piece Velcro closure. One size. Pigment dye refers to washed down colours that continue to soften and age with washing. Pigments are insoluble colour particles attached to the surface of cloth using a binding agent. Slight shade variations are inherent in the pigment dye process.Washing Instructions Due to the nature of the garment dying process. pigment dyed goods should always be washed separately before wearing to avoid bleeding issues. Pigment dyed refers to washed down colours that continue to soften and age with washing. - 100% Cotton. Flat top unstructured crown. Pre-curved bill with self- - Fabric binding. Two antique brass eyelets on each side. Self- - Fabric two piece Velcro closure. One size. Pigment dye refers to washed down colours that continue to soften and age with washing. Pigments are insoluble colour particles attached to the surface of cloth using a binding agent. Slight shade variations are inherent in the pigment dye process.Washing Instructions Due to the nature of the garment dying process. pigment dyed goods should always be washed separately before wearing to avoid bleeding issues. Pigment dyed refers to washed down colours that continue to soften and age with washing.