The Atomic Redster SL Race Helmet is the World Cup-proven choice for racers who demand uncompromising protection, fit, and performance. Trusted by elite athletes including Mikaela Shiffrin, Marco Schwarz, and Manuel Feller, it combines AMID, Holo Core, and a PC Racecase to deliver exceptional impact protection while maintaining a lightweight, race-ready feel. Live Fit memory foam and the height-adjustable 360° Fit System create a secure, personalized fit, while Aircon Venting, 3D Molded Ear Pads, and a removable, washable liner keep you comfortable from training runs to race day. Complete with an adjustable chin guard and Magnetic Fidlock® Buckle, the Redster SL is built for junior racers, masters competitors, and World Cup athletes chasing every fraction of a second.
Certification FIS Approved
Construction AMID + Holo Core
Fit System 360° Fit
AMID Protection
Atomic Multi-directional Impact Deflector technology delivers up to 40% greater impact protection than industry safety standards.
Live Fit
Adaptive memory foam surrounds the head and instantly conforms to your unique shape for a secure, personalized fit.
PC Racecase
Race-proven shell construction engineered to withstand the high-energy impacts of slalom and giant slalom competition.
Adjustable Chin Guard
Included chin guard features three height positions to customize fit and protection for every racer.
360° Fit System
Height-adjustable fit system fine-tunes both circumference and fit for exceptional comfort and helmet stability.
3D Molded Ear Pads
Ergonomically shaped ear pads provide warmth, comfort, and a secure fit throughout training and race days.
Aircon Venting
Integrated ventilation channels move air through the helmet to keep you cool and dry during high-intensity runs.
Removable Full Cap Liner
Soft, lightweight liner with integrated ear pads is removable and washable for season-long freshness.
Magnetic Fidlock® Buckle
Magnetic buckle opens and closes effortlessly with one hand—even while wearing gloves—and won't pinch skin.
| Size |
Head Circumference (cm) |
| S |
51 – 55 |
| M |
55 – 59 |
| L |
59 – 63 |
| XL |
63 – 65 |