【HOW TO CHOOSE SIZE】It fits over extra small, small to medium and large size rx glasses. See measuring instructions below or left image for proper fit.
【Gentle Remind】:Please read description of gentle remind at description before buying it so that it meets your expectation. The instruction about not suitable for driving at night or other low-light conditions is for SUNGLASSES only, night vision glasses is for sure suitable for use at night or rainy day.