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Trek Bontrager Quantum Bike Helmet


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Versatile, all-purpose helmet with improved comfort and performance gives you everything you need and nothing you don’t.

Performance and comfort for every rider

The Quantum cycling helmet was built for riders who live active lifestyles. It keeps you protected and looks good doing it. With superior ventilation, excellent coverage and a removeable visor, Quantum is the go-to helmet no matter what type of riding you're doing.

Product details

  1. Intuitive one-handed Headmaster fit system adjusts height and circumference
  2. The in-mould composite skeleton allows a greater variation of vent shape and size
  3. The in-mould composite skeleton increases helmet integrity for larger vent variations
  4. Soft, comfortable and moisture-wicking washable helmet pads
  5. Removable snap-on visor and port covers provide multiple looks to fit your style