Slide the FitClip††† up, adjust the length of the helmet, slide the FitClip††† down Molded grip texture Comfort Cushions deliver snug pillowy comfort Mechanically attached EPP liner delivers pro-proven protection Integrated venting channels help keep your head cool ABS SubShell††† offers lightweight protection Features 3 shell sizes (S, M, L) for an anthropometrically optimized fit. Mid-split dual ridge shell delivers on protection MaxVents††† venting throughout the helmet helps keep the player cool, saving precious energy for the game Transluscent SURLYN† ear covers protect and blend with the look of the helmet Secure-strap ear loops keep the chin strap in position Zinc plated flat/star screws minimize rust. Screwdriver and dime friendly