Brand Name: CRIXALIS Origin: Mainland China Blue Light Blocking Rate: 20%-90% Element type: Trendy and Fashionable High-concerned chemical: None Gender: Unisex Frame Material: Alloy Style type: Square Lenses Material: Polycarbonate Lens Height: 45mm Boxes Included: No Model Number: 060 Lens Width: 53mm Place Of Origin: China (mainland) Certification: CE Choice: yes