Take charge of your style and command the room with the Raen Optics Kettner Sunglasses securely on your face. Crafted from zyl acetate the frame's square shape offers a look that keeps things casual while picking up the check at lunch. Then the CR-39 lenses offer reliable defense against harmful UVA/UVB rays during your day while the included premium felt case and polishing cloth provide secure storage as the sun goes down. Proposition 65 Warning for California Consumers: This product contains chemicals known to the State of California to cause cancer and/or birth defects or other reproductive harm.