One K Defender JR

Finally, a One K™ designed for children riders in Junior sizing, offering the same protection, quality and comfort as the current One K™ range, but with smaller internal helmet diameter, a thicker padded liner, and a smaller chin strap which is 15mm shorter in length than the adult sizes. Certified to ASTM standards.

Imported.

CAUTION: Safety equipment must fit properly and be appropriately secured with manufacture approved parts only. Altering or adding to safety equipment voids warranty and can result in injury. As a safety precaution, inspect all products prior to each use.

Check out the other items we offer from One K helmets Here!

Polycarbonate and Advanced ABS Composite outer shell; injection molded shell design
Washable quick-dry, moisture wicking, anti-microbial liner; stainless steel mesh
Comfort padded harness with synthetic suede lining, hook & loop adjustment
Fastex buckle; two side, two front, one back, and two center stripe vents
One K™ Helmets boast the perfect synergy between advanced technology and aesthetically pleasing design. With enough features to appeal to those seeking everything a helmet could possibly offer, wrapped in a package that traditionalists can appreciate, One K™ has the best of both worlds
SEI/ASTM F1163.15

Key Specifications

ASTM/SEI: Yes
Round : Yes

Sizing Chart for One K Defender Jr Helmet