Precision ground 0

surgical or medical grade masks

ANSI frames measure 60-13-124

Hook-and-eye closure

STF formula

SPY Helm Tech Matte Black Happy Gray Green Polar 9 Precision ground 0The adventure ready Helm Tech provides ultimate functionality and generation defining style that only SPY+ can deliver. Features: Equipped with easily removable side shields that stay secured to the frame even when folded, so you can block out the sun and haters all at once Hidden sweat channels in both the nose pads and inner temples keep you cool when the heat is on Comfortable rubber nose pads provide a secure fit no matter how hard you sweat SPY+s