Product Description Glasses material: PC+metal Glasses case material: EVA Glasses size: frame: 14.3 * 5 cm; temples: 14.1 cm; nose bridge: 1.7 cm wide Glasses case size: 16cm * 8cm * 6cm Anti-UV grade: UV400 Visible light perspective rate: 99 Color: black, blue + black Quantity: 1 piece Package content: 1 piece * glasses + glasses case 1. VERSATILE USE: The glasses are suitable for near and far range and can be used for refraction-based ametropia such as nearsightedness, farsightedness, astigmatism (astigmatism) or presbyopia. In summer they can also be used as sun glasses. 2. EYE MUSCLE TRAINING: The glasses are often used for individual, naturopathic eye training / eye gymnastics. It can be worn during training, but also in everyday life when reading, working on the PC or on the go. 3. SUITABLE FOR RELAXATION: Due to the significantly reduced incidence of light, the perforated glasses are used to visually relax / recuperate the eyes. 4. EYEGLASSES MATERIAL: The glasses are made of wear-resistant PC material, steel mesh lenses and the most advanced design with inlaid lines. It has a stylish look and is comfortable to wear. It is a privacy screen that is suitable for many occasions. 5. DATA: Glasses material: PC + metal; Glasses case material: EVA Glasses size: Frame: 14.3 * 5 cm; Temple: 14.1 cm; Nose bridge: 1.7cm wide glasses case size: 16cm * 8cm * 6cm