TOP HEADWEAR TopHeadwear Adjustable Visors Bill length : 2.8 inches. Bill thickness : 0.20 inches. Frontal Panel length : 6.4 inches by 2.75 inches. Fabric Material : 100% Polyester. Adjustable hook and loop (strap) closure. Can be adjusted to Size : (55cm - 61cm). For both men and women! Protect your eyes from the sun whether you are playing tennis or if you're at a picnic. Inner padded layer to soak up moisture. Backed by a 100% satisfaction guarantee. If for any reason these sun visor hats do not meet or exceed your expectations, feel free to return them within 30 days and we will gladly refund your purchase in full!