Proven Protection, Proven Style. A Team Favorite Across Every Sport. The Classic And Classic Skate Feature Our Most Durable Outer Abs Shell, 11 Open Vents, And A Wide Array Of Options To Find Your Perfect Fit.   • Shell: High-Impact Abs • Vents: 11 Open Vents • Fit: 6 Sizes / 4 Shell Breaks • Certification* (The Classic Only): ASTM 1492/1447, CPSC 1203, AS/NZS 2063:2008, CE 1078   Classic Technology   High Density, Injection Molded Abs Shell   High Impact Absorbing Foam Liner   Feature Our Most Durable Outer Abs Shell, 11 Open Vents, And A Wide Array Of Options To Find Your Perfect Fit.   • Shell: High-Impact Abs • Vents: 11 Open Vents • Fit: 6 Sizes / 4 Shell Breaks CPSC 1203, AS/NZS 2063:2008, Ce 1078   Technology:   Hardshell High Density, Injection Molded Abs Shell   EPS High Impact Absorbing Foam Liner