REDSHARKS Unisex Baseball Cap Golf Running Travel Beach Trucker Hat Vintage Trendy NOTICE : all products sold through Amazon are sold only by the seller REDSAHRKS, do not purchase from other follow sellers on Amazon, or you will never receive your hat Imported Fabric : 30% polyester & 70% cotton Suitable for season : spring / summer / autumn / winter Soft / Lightweight / Breathable / Comfortable / Fashionable Bill Long : 8.00cm / Head Circumference : 56.00cm-60.00cm (Please allow 1-2 CM measurement error) Make sure this hat can fit for you, please measure your head circumference before purchase