Fox Proframe RS MIPS Helmet - L - Racik Gunmetal Exclusive There's also a TPU insert

There's also a TPU insert in the toe box and abrasion-resistant TPU layers applied to the toe and heel for added durability and protection

The best part is

Laser cut perforated panels keep air moving

Compatibility hubs: Shimano FH-M9111 / FH-M9111-B / FH-M9111-BS

and quiet running braking surface

Fox Proframe RS MIPS Helmet - L - Racik Gunmetal Exclusive There's also a TPU insertThe Fox Proframe RS Helmet was designed from the ground up to be the lightest, most effective, and most comfortable full face Fox has ever produced. Although light on weight, the Proframe RS is heavy on protection, featuring a Varizorb EPS foam inner shell to protect against both high and low speed impacts along with MIPS Integra technology to further protect the brain from rotational forces. Advanced in moulding allows the shock absorbing inner shell