Trek Quantum WaveCel helmet green

The Quantum WaveCel is a lightweight mountain bike helmet with WaveCel safety technology that has been tested to deliver 5-star comfort, performance and value on singletrack or wherever you plan to ride.

The Quantum WaveCel mountain bike helmet has been tested to deliver 5-star safety and features an improved WaveCel safety material that is lighter and cooler than ever before. This versatile bike helmet features a well-ventilated design with recessed channels to help keep air flowing even during the hottest rides. Plus, the Headmaster III closure system and three-position adjustable visor make everything a lot easier. You can even store your sunglasses inside while riding.

This helmet can handle it all, with a highly breathable construction with recessed channels to keep you cool even during the hottest rides. Plus, finding the perfect fit is easy with Quantum's BOA Fit System and a three-position adjustable visor.

5-star safety rating from Virginia Tech, lighter and cooler-feeling WaveCel material
New, larger coverage provides better protection than previous generations of helmets
Front vent and channel system with 10% larger chambers for better airflow and more efficient ventilation
Headmaster III closure system allows for easy and secure one-handed adjustment
Slim fit straps with camlock closure minimize strap twisting and catching and increase helmet comfort and hold
Three-position adjustable visor with dedicated on-helmet sunglasses storage
With the Accident Replacement Warranty, you're eligible for a free replacement in the event of an accident within the first year of ownership.