Bobster Road Master Adult Photochromic Lifestyle Sunglasses - Black / One Size Fits All Size: One Size Style: SUNGLASSES Color: BLACK Warranty: Bobster products are warranted to be free of manufacturing defects for the lifetime of the eyewear. Eyewear product will be repaired or replaced at the sole discretion of Bobster with the same or similar item of equal value. See manufacturers site for full details.