Features: Meets or Exceeds DOT Approval Complete Rider Comfort Lining Deluxe Lined & Padded Interior for Comfort Secure Chrome D-Ring Closures Removable Sun Visor Included Durable Exterior Finish for Long Life Drawstring Helmet Bag Included Lightweight Design 1 Year Manufacturers Warranty Helmet Sizing Chart Size Head Measurement XSmall 20 1/2 to 21 Small 21 1/8" to 21 3/4 Medium 21 7/8" to 22 1/2 Large 22 7/8" to 23 1/4 XLarge 23 3/8" to 24 1/8 XXLarge 24 1/4" to 25 1/8