Custom Designed Novelty Motorcycle Helmet with Skull and Crossbones (Size L, LG, Large) Quick Release Lock, With One Finger Release Lever, For Easy Detachment. Custom Formed Interior, For X-treme Comfort. Forward Positioned Nylon Y-Strap Retention, With Sliding Adjuster, For Fine Adjustments. Does Not Interfere With Your Ears, Seams Sewn To The Outside, No Facial Chaffing. Moisture Wicking Fabric Keeps Your Head Cooler And More Comfortable. Nickel Plated Rolled Tubular Steel Rivets. Lock On Edging, For That Finished Look. Free black Head Wrap and Cloth Draw String Bag. Clear Lacquer Finish. Custom Designed. Novelty Items Do Not Meet D.O.T. Safety Standards How to measure for a motorcycle helmet. Use a fabric tape measure and measure the distance around your head just above your eyebrows. Then select a size from these options, all sizes in inches . - 3XS 17 1/8" - 18" / 2XS 18 1/8" - 19" / XS 19 1/8" - 20" / SM 20 1/8" - 21" / MD 21 1/8" - 22" / LG 22 1/8" - 23" / XL 23 1/8" - 24" / 2XL 24 1/8" - 25" / 3XL 25 1/8" - 26" / 4XL 26 1/8" - 27"