DALIX Half and Half Color Frames Glasses Eyeglasses 53-17-140 (Black, Clear Gray) composite frame plastic lens non-polarized Lens width: 53 millimeters Lens height: 36 millimeters Bridge: 17 millimeters Arm: 140 millimeters SIZE: Eye: 53 MM X Bridge:17 MM X Arm Length:140 MM Vertical B: 36 MM Superior Material: composite Rx-Compatible: The Special Grooves of this Frame allow you to replace the lenses of this frame with prescription lenses from your eye doctor/optician Accessories: Hard Carrying Case & Micro Dust Cleaning Cloth Provided with Each Purchase Color: Clear-Gray