Product Description The chin bar Super Air R by Bell can be quickly and easily attached to the helmet to protect your chin. Compatibility:Super Air MIPS SphericalSize Guide:52-56 cm:S55-59 cm:M58-62 cm:LContents:1 x Manufacturer: Bell Helmets 5550 Scotts Valley Dr. Scotts Valley CA 95066 USA info@bellhelmets.com Distributor: GROFA Action Sports GmbH Otto-Hahn-Straße 17 65520 Bad Camberg Germany info@grofa.com