A Mr.Boho model with a robust octagonal front that fits the latest trends and also has a special touch with its concave embossing on the front, presented by Tanzanna. An absolutely distinctive frame. Cellulose acetate with 5 tooth metal hinges. LENSES: CR39 B6. Full UV400 protection with category 3 protection filter. Not suitable for direct sunlight or for use in tanning beds. Sunglasses that don't require a prescription.