The brand's signature O-Matter™ frames bring lightweight performance to USA-crafted sunglasses that shield your eyes from the sun's harmful UV rays. Oakley's Plutonite lenses also block damaging blue light and feature a three-point fit system ideal for everyday wear. 57mm lens width; 18mm bridge width; 137mm temple length 100% UV protection Blue light-blocking lenses have a slight tint Plutonite lenses Acetate Made in the USA