MOMO Avio Helmet The aeronautically inspired AVIO is the first MOMODESIGN helmet totally made from composite material to guarantee higher safety standards and extreme light-weight. Dynamic and aggressive style. Features Shell Material Fiberglass composite Shell 2 shell sizes Inner Liner Removable and washable (except neck roll) Cheek Pads Available in varying thicknesses (sold separately) Inner Liner High sweat absorption fabric and mesh fabric net Inner Liner Fabric is treated with silver ion for bacteria-fighting action Faceshield Spherical visor with anti-scratch treatment and UV absorption of radiation up to 400 microns Faceshield Lined in leather and with supports in aircraft carbon fiber and two-tone metal visor support screw Chin Strap Double D-ring closure