Guess GU 1986 020 55-16-145 Gray/Silver Plastic Full Rim Eyeglasses Frame M825

  
Sizing: Not sure what size glasses you need? Look at the inner arms of the glasses and you should see 3 numbers. The number order is as follows: LENS WIDTH-BRIDGE WIDTH-ARM LENGTH.

Disregard them as they are not a part of the glasses make or model.