53mm sizing

Using drastically different physical and engineering properties for each formula

Built for waging war on your daily grind with an EVA footbed for cushioning and absorption abrasion-resistant sticky rubber outsole

Men's pullover

The Old School Cert was modified from the original 1973 Full-Tec and features a retro shape that sits low on your head

Triple Eight Dual Certified EPS Helmet All Black SIZE_60-62cm (X-Large) 53mm sizing337000 422. ABS Outer Shell With EPS Liner Sweatsaver Fit Pads Dual Certified: Complies with CE EN1078, U. S. CPSC Bike and ASTM Skate Safety Standards Ideal for Biking, Skateboarding, In line Skating Rollerblading & Scooters Includes 2 Sets of Fit Pads to Customize Fit Sizing: To ensure a perfect fit, measure the circumference of your head starting in the middle of your forehead and match it with the sizes below: XS S: 48 54cm (18. 9" 21. 3") S M: 55