bell revolution mips bike helmet E-Bike Classifications Explained in Size:small (21.25 - 22.5 inch) Ampd Brothers Directional Impact Protection System)

bell revolution mips bike helmet E-Bike Classifications Explained in Size:small (21.25 - 22.5 inch) Ampd Brothers Directional Impact Protection System)

E-Bike Classifications Explained in 3 Easy Steps [2026]

Shell: Lightweight polycarbonate shell Mips® safety system 3 shell sizes SM: XS and SM Helmets MD: MD and LG Helmets LG: XL to 3XL Helmets Aerodynamic profile resists buffeting and lift Shield: ProTint Photochromatic Shield included NutraFog II superior anti-fog, anti-scratch and UV protected face shield ClickRelease for the fastest, easiest, tool-free shield changes ever Ventilation: Adjustable ventilation system for cooling and comfort Interior: Moisture-wicking, removable/washable interior Contoured cheek pads Includes chin curtain and breath deflector Integrated speaker pockets Padded wind collar drastically reduces wind and road noise Safety: DOT certified Padded chin strap with D-ring closure Note: Bell Qualifier DLX Mips helmets no longer include communicator compartment as shown in images and video.

Ampd Brothers

Size:small (21.25 - 22.5 inch)

The DRIFT EVO Il is available also in the CARBON version with full carbon shell and glossy finish and in the graphic version: the DRIFT EVO II Carbon NOVA Red and DRIFT EVO II Carbon NOVA Grey

Directional Impact Protection System) can redirect energy and provide more protection in certain impacts