Answer:
Yes, the 3M 1621 features an over-the-glasses (OTG) universal fit polycarbonate frame designed to fit comfortably over standard prescription eyeglasses.
The 3M 1621 is designed with Over-The-Glasses (OTG) compatibility. Its wide-profile universal polycarbonate frame provides sufficient clearance and temple accommodation so workers can wear their standard prescription spectacles underneath without optical distortion, frame pinching, or compromising the facial perimeter seal.
The goggles are secured in place using an adjustable nylon headband to maintain consistent tension over both the user's head and inner prescription frames.
