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Kask gives you the aerodynamic edge with the K31 Crono Helmet. With a host of intuitive features that work to keep you comfortable and eliminate drag, the Crono is your ticket to a new level of on-the-bike speed.

  • Horizontal and vertical adjustments for a custom fit
  • Reflective straps and rear logo for safety
  • Easy-to clean, non-allergic synthetic leather chin strap reduces irritation and odor
  • Dual-layer CoolMax liner wicks sweat away
  • Built-in eye shields for better aerodynamics
  • Internal frame keeps helmet together during impact


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black k-31 kask helmet

    This is a great fitting helmet with lots of ventalation. the one size fits all really works and the behind the head adjustment works very well. i ride for 3 -4 hrs in summer heat & still as cool as.many regular helmets... the flip up visor is a plus and allows the wind screen to be half open or in any position ... i would recomend the helmet and use it for everyday rides ... have used giro advantage 2 ...

    What does it mean by "built in eye...

    What does it mean by "built in eye shields"?