AD Sports Men's Sport Sunglasses

Description

Frame： TR90 (GRILAMID TROGAMID CX): is a high-tech memorized material developed and produced by EMS, Swiss Chemical Company. Due to its transmittance up to 90%, it is abbreviated as TR-90, and it also called "super-elastic memorized resin", as known "plastic titanium." This material is high wear resistant and not be deformed after extreme pressure, so it is usually used to be high-priced commercial products, glasses frames. With super toughness, crashworthiness, wear resistance, and low coefficient of friction, it can effectively prevent eyes and faces from injuries because of the breaking frame to cause friction. Features :1. Adjustable Nose Pad 2. Stainless Screw 3.Protect no rust from sweat Lenses: Explosion - proof PC lenses, Also known as transparent steel, with six properties of lightweight, heat-resistance, high optical clarity, impact resistance, UV cut and low birefringence, can effectively block UV, UV100% resistance. AD Optical Process：With Level 1 best Lenses, the UV light sensor photochromic lenses will change color with the strength of UV light, the stronger UV light is the darker the lenses will be.