Vintage Bud Decot Hy-Wyd 1990 Shooting Glasses Sunglasses W/ Case

DECOT HY-WYD PRESCRIPTION SHOOTING GLASSES Includes: Hard Case and soft case Made in England Frames One set of Lenses Light tint. Please see ALL pics attached for complete condition of glasses and case and accessories. They don't seem to be any prescription when I put them on nor do I see any markings for prescription. I am unsure what the distance prescription is. Any questions feel free to ask directly. Thanks!!!