Liner: Eps Foam Lining Adds Top-level Impact Protection Shell: High-impact Abs Offers Durable, Lightweight Protection Vents: 11 Open Vents Allow Airflow To Keep Your Head Cool Founded in 1973, Pro-Tec is the original skateboard protective gear brand, featuring the market’s most recognizable style of helmets. Pro-Tec designs are often imitated but never truly duplicated; that's because no other action sports brand has 40-years of heritage producing the most stylish and technologically advanced protective gear. TIE-DYE PRO TEC CLASSIC CERTIFIED HELMET