Product Description
Helmet Friendly
Compatible with bike helmet, can be worn under the helmet when cycling in winter.
Skull cap
ROCKBROS helmet liner perfect for riding, skiing, snowboarding and other winter outdoor activities.
- Lightweight and soft of polyester mesh fabric to keep head breathable and cool when cycling
- Cycling cap extended visor is flippable, sun-proof and dust-proof
- Compatible as bike helmet liner absorb sweat and provide shade in the hot weather
- Multi-Functional:Fits for cycling,running,fishing,hiking and other outdoor sports
- Adjustable elastic design,one size fits for head circumference from 53 to 61cm ( 21-24inch)
