Quantity: 1 piece, Adjustable glasses Never spend a fortune on an optometrist again! Adjustable glasses are the newest glasses in the world, giving you clear vision without a prescription! You can customize your clear 20 or 20 vision in seconds to see near, far, very close, in between, any distance. High-strength and lightweight materials We use PC materials to produce glasses, our glasses weigh only 27.2 grams, you can wear them for hours and forget about them. Durable adjustable focus glasses Wear-resistant, drop-proof, lightweight lenses, resin high-definition, optimized thickness design, lightweight, ultra-thin, sturdy, scratch-resistant, waterproof, oil-proof, providing you with more reliable safety protection. Suitable for a variety of occasions Reading glasses are suitable for all-weather indoor and outdoor wear, suitable for people with presbyopia problems, especially when reading, reading newspapers, watching TV, playing games, traveling, partying, fishing, this is a thoughtful and practical glasses practical helper. Exquisite glasses case Our glasses come with an exquisite glasses case. You can give our glasses as a gift to your family members who love reading to protect their eyes and avoid eye fatigue.