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Fox Racing Speedframe Pro Defy MTB Helmet

Experience superior protection and comfort with the Fox Racing Speedframe Pro Helmet. Featuring Mips® safety system and dual-density Varizorb EPS, this helmet reduces rotational motion and spreads impact forces for enhanced safety. With a Fidlock SNAP helmet buckle for quick and secure entry, a removable Ionic+ liner for odor management and moisture-wicking and optimized venting for efficient cooling, this helmet ensures a comfortable and secure fit for every ride.

Features:

  • Mips® safety system
  • Dual-density Varizorb EPS provides improved protection by spreading forces of impact across a wider area
  • Fidlock SNAP helmet buckle provides quick and secure entry and exit while wearing gloves
  • Removable, washable Ionic+ liner is antimicrobial and manages odor while wicking moisture away from the head
  • Optimized venting with channeled, in-molded EPS provides efficient cooling
  • Goggle compatible, 3 position adjustable visor
  • 360°Fit System allows you to dial in your perfect fit every ride
  • 41% EPS, 20% Nylon, 31% PC, 3% Polyester, 5% POM

Note: Bicycle use only, not DOT-approved and not intended for use with motorcycles.

Product Style RevZilla Item # Store Sku MFR. Product # Availability
Product Style LG / Blue/Black RevZilla Item #10548544 Store Sku MFR. Product #33510-407-L AvailabilityAvailable: Ships in 5-7 business days
Product Style MD / Blue/Black RevZilla Item #10548545 Store Sku MFR. Product #33510-407-M AvailabilityOut of Stock
Product Style SM / Blue/Black RevZilla Item #10548546 Store Sku MFR. Product #33510-407-S AvailabilityAvailable: Ships in 5-7 business days
Product Style LG / Green/Black RevZilla Item #10548547 Store Sku MFR. Product #33510-391-L AvailabilityOut of Stock
Product Style MD / Green/Black RevZilla Item #10548548 Store Sku MFR. Product #33510-391-M AvailabilityOut of Stock
Product Style SM / Green/Black RevZilla Item #10548549 Store Sku MFR. Product #33510-391-S AvailabilityAvailable: Ships in 5-7 business days

Fox Racing Helmet Sizing

Size Head (cm)
XS 53-54
SM 55-56
MD 57-58
LG 59-60
XL 61-62
2XL 63-64

Sizing information is provided by the manufacturer and does not guarantee a perfect fit.


How to Measure

  • H Head
    Wrap a cloth measuring tape around your head just above your eyebrows and ears. Pull the tape comfortably snug, read the length, repeat for good measure and use the largest measurement.
Product Description
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3 4.5/5
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