Snap Back: One Size Fits Most Fit: 6 3/4 - 7 1/2 Inches: 21 1/4 - 23 1/2 Style : Legacy Old Favorite Fabric : Cotton Twill / Cotton Twill With Soft Textured Mesh Shape : Unstructured Closure: Snap Classic Vintage Artwork Snap Back - One size fits Most Fit: 6 3/4 - 7 1/2 Inches: 21 1/4 - 23 1/2 Our iconic OFA cap features an unstructured crown, fully curved visor and an open back snap closure. Designed and tailored with our classic fit.