Float Fit . Fusion In-Mould Polycarbonate Shell . Lightweight Internal Polycarbonate Roll Cage . Lightweight Straps . MIPS Equipped . No-Twist Tri-Glides . Overbrow Ventilation . Reflective Decals (select colours) . Sweat Guide Padding . Vents: 18 . Compliance: CPSC Bicycle Sizes: . Small: 52cm-56cm . Medium: 55cm-59cm . Large: 58cm-62cm