Collection: ALL HELMETS

One K™ Defender Helmets boast the perfect synergy between advanced technology and aesthetically pleasing design with an easy to clean finish.

One K™ Defender Helmets boast the perfect synergy between advanced technology and aesthetically pleasing design with an easy to clean finish.

The popular One K™ Defender Riding Helmet with trendy and elegant rose gold venting accents and emblem, and an easy to clean matte finish.  

The popular One K™ Defender Horseback Riding Helmet with eye-catching elegant chrome venting accents and an easy to clean matte finish.

The popular One K Defender riding helmet with eye-catching, out of this world, sparkling Celestial rhinestone designed top and chrome stripes and vents.

The popular One K™ Defender Horseback Riding Helmet with eye-catching elegant chrome venting accents and an easy to clean matte finish.

Where advanced protection meets personal expression. The One K MIPS CCS Helmet pairs sleek, modern design with MIPS® brain protection technology—engineered to help reduce rotational forces from angled impacts. Designed for riders who want their helmet to feel as individual as their ride, the Custom Color System lets you personalize key elements to create a look that’s entirely your own. With interchangeable components and thousands of possible combinations, the CCS helmet adapts effortlessly to your style—without compromising comfort or performance. Refined, protective, and unmistakably personal, this is a helmet built for riders who value both innovation and individuality.

Where advanced protection meets personal expression. The One K MIPS CCS Helmet pairs sleek, modern design with MIPS® brain protection technology—engineered to help reduce rotational forces from angled impacts. Designed for riders who want their helmet to feel as individual as their ride, the Custom Color System lets you personalize key elements to create a look that’s entirely your own. With interchangeable components and thousands of possible combinations, the CCS helmet adapts effortlessly to your style—without compromising comfort or performance. Refined, protective, and unmistakably personal, this is a helmet built for riders who value both innovation and individuality.

Where advanced protection meets personal expression. The One K MIPS CCS Helmet pairs sleek, modern design with MIPS® brain protection technology—engineered to help reduce rotational forces from angled impacts. Designed for riders who want their helmet to feel as individual as their ride, the Custom Color System lets you personalize key elements to create a look that’s entirely your own. With interchangeable components and thousands of possible combinations, the CCS helmet adapts effortlessly to your style—without compromising comfort or performance. Refined, protective, and unmistakably personal, this is a helmet built for riders who value both innovation and individuality.

Where advanced protection meets personal expression. The One K MIPS CCS Helmet pairs sleek, modern design with MIPS® brain protection technology—engineered to help reduce rotational forces from angled impacts. Designed for riders who want their helmet to feel as individual as their ride, the Custom Color System lets you personalize key elements to create a look that’s entirely your own. With interchangeable components and thousands of possible combinations, the CCS helmet adapts effortlessly to your style—without compromising comfort or performance. Refined, protective, and unmistakably personal, this is a helmet built for riders who value both innovation and individuality.

Where advanced protection meets personal expression. The One K MIPS CCS Helmet pairs sleek, modern design with MIPS® brain protection technology—engineered to help reduce rotational forces from angled impacts. Designed for riders who want their helmet to feel as individual as their ride, the Custom Color System lets you personalize key elements to create a look that’s entirely your own. With interchangeable components and thousands of possible combinations, the CCS helmet adapts effortlessly to your style—without compromising comfort or performance. Refined, protective, and unmistakably personal, this is a helmet built for riders who value both innovation and individuality.

Where advanced protection meets personal expression. The One K MIPS CCS Helmet pairs sleek, modern design with MIPS® brain protection technology—engineered to help reduce rotational forces from angled impacts. Designed for riders who want their helmet to feel as individual as their ride, the Custom Color System lets you personalize key elements to create a look that’s entirely your own. With interchangeable components and thousands of possible combinations, the CCS helmet adapts effortlessly to your style—without compromising comfort or performance. Refined, protective, and unmistakably personal, this is a helmet built for riders who value both innovation and individuality.

The AVANCE Wide Brim Chrome Stripe Riding Helmet combines all of the features of the original One K™ Defender with the addition of a wide brim to offer additional coverage from the sun’s damaging rays.

The AVANCE Wide Brim Chrome Stripe Riding Helmet combines all of the features of the original One K™ Defender with the addition of a wide brim to offer additional coverage from the sun’s damaging rays.

The One K® Avance combines elegant sun protection with high-performance safety and comfort. Its signature wide brim offers refined coverage while strategically placed front and rear ventilation channels maintain balanced airflow for lasting comfort during long, demanding rides. A sturdy outer shell and EPS core deliver reliable impact absorption, and the advanced MIPS model adds an extra layer of rotational-impact protection. Riders can personalize their look with the Convertible Color System, and practical comfort features include a washable, quick-dry, anti-microbial lining to reduce moisture and odor, a unique padded harness lined in soft synthetic suede with Velcro adjustment for a customized fit, and a Fastex® chin buckle for convenient one-handed fastening. “Klick N Go” Sunshield compatible (sunshield sold separately).

A rider favorite—now with MIPS® and CCS. The One K Avance Wide Brim Helmet offers advanced rotational impact protection, superior ventilation, and all-day comfort with a washable, quick-dry liner and padded harness. Customize your helmet with interchangeable CCS color components and ride with safety, style, and confidence. ASTM certified.

A rider favorite—now with MIPS® and CCS. The One K Avance Wide Brim Helmet offers advanced rotational impact protection, superior ventilation, and all-day comfort with a washable, quick-dry liner and padded harness. Customize your helmet with interchangeable CCS color components and ride with safety, style, and confidence. ASTM certified.

A rider favorite—now with MIPS® and CCS. The One K Avance Wide Brim Helmet offers advanced rotational impact protection, superior ventilation, and all-day comfort with a washable, quick-dry liner and padded harness. Customize your helmet with interchangeable CCS color components and ride with safety, style, and confidence. ASTM certified.

A rider favorite—now with MIPS® and CCS. The One K Avance Wide Brim Helmet offers advanced rotational impact protection, superior ventilation, and all-day comfort with a washable, quick-dry liner and padded harness. Customize your helmet with interchangeable CCS color components and ride with safety, style, and confidence. ASTM certified.

One K™ riding helmet for kids! The Defender Jr. offers the same protection, quality and comfort, but sized down for smaller heads and faces.

Designed for young riders who want confidence, comfort, and a helmet that feels uniquely theirs. The Junior MIPS CCS Helmet combines trusted MIPS® safety technology with a lightweight, comfortable fit—helping protect growing riders from rotational forces caused by angled impacts. With the Custom Color System, junior riders can personalize their helmet by mixing and matching interchangeable pieces to reflect their own style, whether subtle or bold. Easy ventilation, a soft padded liner, and a secure fit make it comfortable for lessons, schooling, and long days at the barn. Protective, customizable, and fun to wear—this is a helmet juniors will love putting on, ride after ride.