O'NEAL SIERRA R FULLFACE HELMET SIZE:2XL Roll-top closure and seam-sealed construction

Roll-top closure and seam-sealed construction keep your stuff super dry and multiple lashing points enable easy tethering to your bike

particularly on steep routes where friction with the fabric can be more bothersome

Airflaps™ compatible: For more ventilation under goggles and the helmet - with this O'NEAL helmet you can easily combine your Airflaps™

Taller or bigger people usually find the best setting around 5-10 and shorter people usually find a good fit at 1-5

A WATERPROOF AND BREATHABLE JACKET WITH A SPORTS-STYLE LOOK

O'NEAL SIERRA R FULLFACE HELMET SIZE:2XL Roll-top closure and seam-sealed constructionDescription The SIERRA Helmet from O'NEAL combines everything in a strong overall package. Concentrate on the bike completely on the track and rely on a helmet that supports you all around. High end is the right word to describe the SIERRA Helmet. With top performance in the areas of design, comfort, and safety, this O'NEAL helmet is up to any challenge. Optimal ventilation & cooling Microlock buckle Specifications SPECIFICATION Design R Material