BOLLFO ---Focus on The Design of Outdoor High-End Glasses Equipment. Team BOLLFO members are all passionate about sports. Our mission is to ensure first-class quality and we have received unanimous praise from sports enthusiasts with excellent quality. We believe that we know outdoor glasses better and believe that our products will not disappoint. Specifications: Lens Material: TAC Frame Material: TR90 UV resistance: UV400. Weight: 19.3g Dimensions: 6.69 x 2.36 x 3.94 inches Box contents: 1 x Polarized Sunglasses 1 x Portable EVA Protective Case 1 x case. 1 x Strap 1 x Cleaning Cloth 1 x Polarized Test Card