Beach & Summer UV Straw Sun Hat w/ Ribbon Contrast Stitch, SPF 50+ Wide Brim 88% Paper Straw, 12% Polyester Straw Sun Hat for Women with 1.5 inch wide ribbon accent with contrast stitching Rounded crown top and 4 inch wide brim One size fits most up to 23 inches, Features inner drawstring to easily adjust fit if needed Created from (12% polyester) 88% Paper Straw which is naturally breathable and great for summer wear Rated UPF 50 plus, means the hat will block out 97% of the sun's damaging UVA & UVB rays