100% Straw UPF 50+ - blocks 98% of UVA/UVB rays FABRIC: Internal moisture wicking sweatband, leather crown band and cotton crown lining FEATURES: Removable chincord with adjustable tab; Approx. circumference: 22 1/2 inches (S/M), 23 inches (L/XL), 24 inches (XXL); 4 inch brim; Spot clean; Imported RECOMMENDED FOR: everyday leisure, gathering with friends, strolling the city and enjoying an al fresco lunch NOT RECOMMENDED FOR: swimming, not chlorine and salt water resistant or water repellent Coolibar UPF 50+ Men's Liam Cowboy Hat Sun Protective - BFO6P4VCL