Engineered for relentless performance, the Oakley OO9521 Tourniquet sunglasses fuse advanced lens technology with a dynamic design. The square full-rim frames, crafted from nylon and propionate, deliver durability and bold definition, while the transparent sunglasses front brings a fresh, modern edge. Featuring mirrored sunglasses with blue lenses and enhanced contrast, these sunglasses for men protect against 100% of UVA/UVB rays and reduce glare, empowering you to tackle intense light with confidence. Lightweight and resilient, they embody Oakley's commitment to pushing boundaries and helping athletes at every level move forward.