The Fox Proframe Frequency MTB Helmet is a next-gen lightweight full-face built for all-mountain and enduro riders who demand downhill-certified protection without the bulk or overheating. Engineered with advanced ventilation and top-tier safety tech, it’s ready for everything from race day to big backcountry missions.

Why we like it:

We love the Proframe Frequency for its rare combo of DH-level safety and all-day wearability. The updated fit system, expanded ventilation zones, and sleek new profile make it more breathable and better fitting than ever. With Mips® and a dual-density EPS liner, it offers peace of mind when you're charging hard—without feeling like you're stuck in a sauna.

Features and Functions:

This helmet features Mips® Evolve Core for rotational impact protection, 3-position adjustable visor, 24 ventilation ports, and a BOA® Fit System for on-the-fly comfort. The removable antimicrobial liner keeps things fresh ride after ride.

Fit and Sizing:

With an integrated BOA® Fit System, the Proframe Frequency allows for precise, 360-degree adjustments to lock in the perfect fit. Multiple liner sets and a well-balanced shape make it easy to dial in comfort, even for longer rides or race stages.

Bottom Line:

If you want full-face confidence without sacrificing breathability or comfort, the Proframe Frequency delivers. It’s modern, fast, and built for serious mountain biking.