The K2 Phase Pro Helmet is a low-profile hard shell helmet that looks good and is built to last. Durable hard shell construction means the Phase Pro will stay strong and looking clean season after season, and the Active Matrix Venting and K2 Dialed fit system will keep you in cool, safe comfort when it starts heating up. Add in the Baseline Audio System for no-fuss music inside your helmet, and the Phase Pro ticks all the boxes.
XS: 48-51 cm
S / Youth: 51-55 cm
M: 55-59 cm
Helmet Construction: Hardshell
Fit System: Dialed
- Hard Shell Construction
- Full Wrap Liner
- Passive Venting
- K2 Dialed Fit
Hard-Shell helmets are built to last and will look good no matter how many trips they make in and out of your gear bag. Hard-Shell helmets protect you from impact thanks to lightweight EPS foam bonded to an injection molded and durable ABS shell.
Full Wrap Liner
A comfortable, washable, full-coverage, breathable liner design that wicks away moisture to prevent overheating and seamlessly integrates fit and audio systems.
Passive Channel Venting
Channels on the inside surface of the EPS direct air-flow between your head and the helmet, removing moisture and excess heat for all day comfort.
360 K2 Dialed
The 360 K2 Dialed is an evolution of the K2 Dialed Fit System, delivering unparalleled comfort around your entire head. An intricate web design results in 360 degrees of even pressure distribution for a secure and snug fit that you can customize with the twist of dial.
Certified by North American bicycle helmet safety standard and European bicycle and skateboard helmet safety standard.