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  • Regular price $399.99

Advanced P.I.M. (Premium Integrated Matrix) Construction

A matrix of Carbon Fiber, Aramid, Fiberglass and Organic Non-Woven Fabric create a remarkably strong yet extremely lightweight shell designed for superior fit and comfort using advanced CAD technology.

3 different shells

For the perfect and compact dimensions, RPHA ST comes in 3 different shells: 1st shell for XS-S sizing, 2nd for M-L sizing, and 3rd for XL-2XL sizing.

One-touch Integrated Sunshield

Smoke-tinted anti-scratch SunShield deploys quickly and easily.

RapidFire™II Shield Replacement System

Simple and secure shield ratchet system provides ultra-quick, tool-less removal and installation for efficient operation.

“ACS” Advanced Channeling Ventilation System

Full front to back airflow flushes heat and humidity up and out.

SilverCool Plus™ Interior

Premium soft feel with Ginkgo Extract, moisture-wicking and odor-free interior with advanced silver anti-bacterial fabric. Crown and cheek pads are fully removable and washable. All RPHA ST cheek pads are interchangeable throughout all helmet sizes.

Pinlock® prepared Face Shield

Optically-superior Pinlock® 100% Max Vision®-prepared Face Shield

New 3D design provides 95% UV protection, anti-scratch coating and is prepared for the ultimate anti-fog system. Pinlock 100% Max Vision fog-resistant lens included.

Glasses Groove

Glasses Groove can accommodate riders who wear glasses.

DOT approved

Available Sizes

XS – 2XL



The size chart is only for reference. Always try the helmet on and follow the owner’s manual’s instructions for a proper fit.

Helmet Size (cm) 54-55 55-56 57-58 58-59 60-61 62-63
Cheek Pad (mm) 45 40 35 30 30 25
Liner Size (mm) 12 9 12 9 12 9