Bonanza 20th Anniversary Helmet. Expanded polystyrene inner shell. Injection-molded ABS outer shell with hand-painted finish. Hand-sewn, removable, brushed Lycra® liner with contrasting diamond-stitched, quilted, open-cell foam padding. Rugged, plated steel D-ring neck strap with adjustment strap end retainer. Complies to US DOT safety standards. Note: Biltwell Bubble Shield, Blast Shield and Moto Visor each sold separately.