Lens Technology (EDO™)
Frame Technology (EFS™)
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Interchangeable Systems Home > 720 Technology > Frame Technology (EFS™)

Elegant solutions like the A-Trak™ Magnetic Quick Release Systems, FlipTop™ clasp, and EFS™ frame technology make easy lens interchangeability and broad lens options the default setting across the 720armour line. From cycling to urban chic, A-Trak™ is the breakthrough new lens system that turns all athletes into quick-change artists, securing lenses through intense action and switching out with a quick click. Even while surfing, the revolutionary Shark model lets you switch between Polarized and smoke lenses with a snap, thanks to the unique FlipTop™ nose piece. And ingenious solutions in popular models like Hitman and Rider let you take advantage of our wide range of high-performance interchangeable lenses for all kinds of conditions