Whether you just get your new glasses or have wear them for a long time, the frames may pinch your nose, slide out of place or simply appear crooked. Except taking them to an optometrist for an adjustment, you can do it yourself by following these instructions.
Stand in front of a mirror and look straight ahead, make sure that the middle of the lenses is level with the center of your eyes. Check for the fit and make some adjustments properly.
Use your thumbs to gently push the nose pads closer both sides until they fit comfortably.
Run the earpieces under warm water (not boiling) for 30-60 seconds. Gently bend the earpieces slightly downwards to add curve.
Use your thumbs to gently push out on the nose pads both sides until they sit snugly on your nose.
Run the earpieces under warm water (not boiling) for 30-60 seconds. Gently bend the earpieces upwards to relax the curve..
Lay your eyeglasses upside down on a flat surface to ensure both of the temple arms rest evenly. If not, you should level the temple arms or the earpieces.
Gently bend the arms or earpieces with small pliers or your bare hands.
Carefully heat the higher arm with a hair dryer to make the plastic pliable. Slowly move the plastic downward with your hands until it is in the desired position.