Police SPL572N 1GZV Sunglasses. Lens Width =56mm. Nose Bridge Width =17mm. Arm Length = 145mm. Sunglasses, Sunglasses Case, Cleaning Cloth and Care Instructions all Included. 100% Protection Against UVA & UVB Sunlight and Conform to British Standard EN 1836:2005 Police Spl572N 1Gzv Sunglasses