The popular One K™ Defender Riding Helmet with an eye-catching sparkling stone top panel.
The Defender features a matte 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, and Fastex buckle; two side, two front, one back, and two center stripe vents. One K™ Horse Riding 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. Certified to ASTM standards.
Available in Oval sizes in addition to the standard sizes!
Regular/Round – Is shaped for a head which has almost identical front-to-back and side-to-side measurements.
Long Oval – Is shaped for a head which is longer front-to-back (from forehead to the back of the skull) than it is side-to-side (ear to ear).
THREE SHELLS MAKE UP ALL SIZES
The base shells for the Defender are Medium, Large, and XLarge.
Use the Medium size helmet shell with a Small or XSmall liner to change the fit to a Small or XSmall.
Use the Large size helmet shell with an XLarge liner to change the fit to an XLarge.
Use the XLarge size helmet shell with an XXLarge liner to change the fit to XXLarge.
Size Chart
XSmall
51-52cm (6 3/8 – 6 1/2)
Large
57-58cm (7 1/8 – 7 1/4)
Small
53-54 cm (6 5/8 – 6 3/4)
XLarge
59-60cm (7 3/8 – 7 1/2)
Medium
55-56 cm (6 7/8 – 7)
**Helmet Notice, Disclaimer & Warning
All equestrian sports are inherently dangerous and involve the risk of serious injury or death. Riders using these products ride at their own risk with full knowledge of the hazards and risks associated with their activities. Helmets are designed for equestrian use only. Helmets cannot offer complete protection from injury or death to riders in case of fall, collision, impact, loss of control or otherwise. Helmets cannot protect areas of the head that are not covered. Helmets offer no protection against injuries involving forces other than impact.
