Uncompromised clarity for razor sharp focus - Oakley Latch Matte Brown Tortoise. The Oakley Latch™ sunglasses are designed with inspiration from the skate scene. They come equipped with an integrated clip mechanism that can be attached to your T-shirt and a secure three-point fit that makes them perfect for long skate sessions. The frame is made of lightweight yet incredibly durable O Matter™ material, providing a comfortable fit. Additionally, the sunglasses feature shatterproof Plutonite® lenses with high-quality Prizm™ technology.PRIZM™Prizm™ is a revolution in lens optics built on intensive colour science research. Prizm ™ lenses maximize contrast and increase the visibility of objects.