No size is specifically listed, however the diameter is 23.5”. Harley Davidson Leather Skull Cap Head Wrap Hat - Embroidered. Channel the iconic biker style with this Harley Davidson leather skull cap. Featuring intricate embroidery, this head wrap is both a stylish and functional accessory for road enthusiasts and collectors alike. Made of premium leather, it ensures durability and comfort. In excellent condition, it's perfect for rides or as a collector’s piece. Pictures are part of the item description. #HarleyDavidson #LeatherCap #SkullCap #BikerGear #EmbroideredHat