Clear lenses. Plastic 17mm lens width 55mm bridge width 140mm temple length. Please note: Clear, non-prescription lenses. Replacement is optional. Case and cloth not included. CALIFORNIA PROP 65 WARNING. This product can expose you to the chemical. Nickel (Metallic), which is known to the State of. California to cause cancer, and. Bisphenol A (BPA), which is known to the State of. California to caus.