Ray-Ban ® Tech RB8306 sunglasses for men is a lightweight and extremely durable carbon fiber style. Carbon fiber and a resin composite creates a lightweight, strong, flexible, and resilient material. This Tech style of sunglasses come with rimless rectangular lenses and a deeper front curvature for the most comfortable fit you will find in a sporty frame. The durable APX lenses are available in polarized options with anti-reflective and hydro-oleophobic coatings. The RB8306 Tech sunglasses are extremely flattering on medium to large faces.