9) Sidecut radius (m) 5

crew-length

Sensor Matrix – Unique grid positioning on the upper and lower shells allows improved shell wrapping

and stays lump-free after washing

• 3 back pockets and a side zip pocket

Trek Rally WaveCel Mountain Bike Helmet price_check 9) Sidecut radius (m) 5An off road helmet with WaveCel technology that balances comfort and performance for trail riders who value safety. A major advancement in the protection against cycling related head injuries Rally WaveCel is a high style, high value off road helmet with trail specific features and WaveCel, a leading technology in the protection against cycling related head injuries. WaveCel is a collapsible cellular structure that lines the inside of the helmet. This