The Ovation® Metallic Schooler is a lightweight low-profile ASTM certified helmet with the following features:Rubberized finish - Easy adjust dial for a snug fit - Extra strong adjustment teeth for added helmet life - High flow vents to keep you cool - Removable washable liner - Removable breakaway visors - Exclusive YKK® adjuster clip and buckle are positioned to stay off of the rider's face for comfort.