One K Defender Chrome Stripe Helmet Size:Medium Long Oval Sizes 3 - 9 have

Sizes 3 - 9 have thickness of 4mm

Chest 24-43"| 32in: Back Length 32"

Flexible and stretch resistant

Washing instructions: Machine wash cold

One K Defender Chrome Stripe Helmet Size:Medium Long Oval Sizes 3 - 9 haveThe One K Defender Chrome Stripe Helmet features a matte Polycarbonate and Advanced ABS Composite outer shell, injection molded shell design, washable quick dry, moisture wicking and 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. New to the United States, One K Helmets boast the perfect synergy between