Triple 8 THE Certified SS Rainbow Sparkle White Limited Edition HelmetThe FIRST and ONLY helmet to fully integrate the best of high impact absorbing EPS Foam with thick dual density soft foam and plush Sweatsaver fabric, delivering the ultimate in comfort with dual certified protection. FEATURES Dual Certified Standard for Bicycle Helmets for Persons Age 5 and Older and Skate safety standards. Includes 2 sets of Sweatsaver liners to customize fit To ensure a perfect fit, measure the circumference of your head starting