Rise up to the challenge with protection you can see! Combining a dynamic rimless design and formfitting lens the unisex Helix is perfect choice for any serious situation. Built with ergonomic temples that offer a precision fit wrapped in hydrophilic Megol to ensure unmatched security, retention and ensuring snag free comfort for extended use whether wearing a hat, helmet, or ear protection. All the while providing enhanced field of view with our TXS Optics and patented anti-fog system with indirect venting allowing fog free vision with masks and over-ear headsets.