Elliot Sloan Signature Edition: Developed in collaboration with Vert and Mega skateboarding legend Elliot Sloan, a 16-time X Games medalist, bringing his unique style and vision to this one-of-a-kind helmet Revolutionary: Featuring patent-pending HIDDEN-HINGE Technology and LUXE-LOCK Liners, DEEP COVER offers the deepest-fitting, most comfortable helmet with a plush halo that cradles your head. Includes an advanced FIT KIT for optimal customization Classic Design, Modern Tech: The DEEP COVER combines a timeless, slim-profile shape with cutting-edge helmet technology for a stylish, low-profile look that doesn’t compromise on comfort. Maximum Protection: Triple-certified to meet U.S. CPSC Safety Standard for Bicycle Helmets for Persons Age 5 and Older, ASTM F1447 for Recreational Bicycling or Roller Skating, and ASTM F1492 for Skateboarding and Trick Roller Skating Versatile Sizing Options: Available in XS/S (51 – 54 cm), S/M (53 – 57 cm), L/XL (57 – 60 cm), XL/XXL (60 – 63 cm) sizes, this helmet ensures a perfect fit for every head size, offering personalized protection and comfort for all users.