Made from 50% cotton and 50% polyester fabric. OSFA (Standard) size. 5-panel baseball cap (without mesh). BlackBörk Premium model cap. Adjustable snap closure at the back. The Bench (Logo) on the front is Velcro and interchangeable. One BlackBörk cap can be used with more than one Bench (Logo). BlackBörk is not just a hat, it's a lifestyle.