Adult Unisex Adjustable Bike Helmet
A super adjustable, lightweight, one-size unisex bike helmet in three colours: grey, pink and blue.
- High-quality foam layer which can be adjusted the size of the head circumference.
- Ultra-light material with wind tunnel and air duct design to effectively reduce wind direction resistance.
- The 21-hole design is comfortable to wear.
- Suitable for head circumference 65cm and less. Head width is 18cm and less.Specification:
Hole: 21 holes
Color: 3 colors to choose
Size: free size for most people
Material: EPS foam + PVC sheet