éThis frame is made of grilamid tr-90, a homopolyamide nylon characterized by an extremely high alternative bending strength, low density, and high resistance to chemical and uv damage Fits medium to large faces adjustable ear pieces for a customizable, comfortable fit adjustable hydrophilic rubber nose pieces for a no-slip fit Case included Crit, Metallic Red All-Sport Interchangeable Sunglass Includes a hard shell zippered case and microfiber cleaning bagé