“Every rider has his or her own preferences in style, but we all want a light, comfortable, and safe lid.”
—Michael Grim, Director of Helmet Development
If serious protection at a great value isn't reason enough, this feature-rich design also includes the HeadSet SX dial fit system for easy
adjustment and a perfect fit. Sierra comes in graphics and colors to
match our women's bikes and apparel.
- One-size system - based on women's head sizing and designed for easy and accurate fit. Helmet Sizing Chart (PDF)
- Headset SX fit system with micro-adjustable dial for easy, secure and accurate fit
- Tri-Fix web splitter for improved comfort and ease of strap adjustments
- Reflective webbing for added visibility
- 4th Dimension Cooling System to optimize ventilation
- In-molded shell improves strength and reduces weight
- Patented clip-on visor included
- Complies with one or more of the following safety standards for bicycle helmets: CPSC, SNELL B90A, CE and AS/NZS