When the temperatures drop, stay warm with Bern's Cold Weather Bike Liner. Designed to keep you warm under your bike helmet without making it feel like you're adding a ton of layers. Comes with a helmet bag and sticker kit.
|CM||52 - 55.5cm||55.5 - 59cm||59 - 62cm|
|Hat Size||6 1/2 - 7||7 - 7 3/8||7 3/8 - 7 7/8|
MIPS Brain Protection System
Rotational motion can cause brain injuries. The low friction layer allows a sliding movement of 10-15 mm in all directions, reducing rotational motion to the brain during impact.