Key Features:RECYCLED LIGHTWEIGHT IN-MOLD CONSTRUCTION: Recycled lightweight in-mold construction fuses a lightweight shell and liner, reducing weight while not sacrificing durabilityMIPS® Brain Protection System reduces rotational motion to the brain in the event of a crashRecycled one-handed adjustable visor17 passive ventsOpen cell padded lining (100% polyester)Fidlock® magnetic strap buckle with one-handed operationAdjustable fit system dialCE EN 1078 Certification and U.S. CPSC 16 CFR 1203 CertificationMATERIALS:Recycled PC lightweight in-mold construction (80% recycled polycarbonate, 20% polycarbonate)Recycled EPS foam liner (50% recycled expanded polystyrene, 50% expanded polystyrene)Recycled one-handed adjustable visor (70% polyaramide, 15% recycled polyaramide, 15% glass fiber) | Recycled rPET webbing (100% recycled polyethylene terephthalate)SIZING: M/L (54-59 cm / 21.5-23.2 in.) | L/XL (58-62 cm / 22.8-24.4 in.)