Self: 99% cotton, 1% elastane Under Bill: 100% cotton Strap: 100% cow leather; Adjustable leather back strap; Corduroy cap; Embroidered front logo detail; Brim measures approx 2.75" in length OS measures approx 25.12" in circumference; Made in Vietnam; Revolve Style No. PLOR-WA42; Manufacturer Style No. 211A90413002