From Spy comes the highly technical and highly comfortable Helm Tech sunglasses. They have a matte dark grey frame, with Happy™ gray green lenses with blue mirror that are designed to boost both mood and visual clarity, while the polarized treatment to the lenses gives you a more accurate vision and minimizes strain. They come equipped with simple to remove side shields that block out the sun completely. They also have hidden sweat channels in both the nose pads and temples to keep you cool, and they provide full UV protection to reduce fatigue and sun damage.