These adjustable focus glasses are perfect for those with fluctuating visions. The impact-resistant polycarbonate material ensures durability while the discreet dial on the frame allows for easy adjustment to match your focus. Flexible and unisex design fits heads of all sizes. Enjoy clearer and more durable vision with the latest adjustable focus glasses. Features 1. The latest adjustable focus reading glasses are clearer and more durable than the previous generation of adjustable focus glasses. 2. Impact-resistant lens to prevent breakage, made of polycarbonate material, the lenses are durable enough to withstand accidental drops and force. You do not have to worry about breaking them. 3. Matches your focus of each eye, by turning the discreet dial on the frame to adjust until visions comes into focus. It is designed so you can easily manage your fluctuating visions. 4. Flexible, unisex design, employed with flexible structure that fits heads of all sizes, it is perfect for both men and women. Specification Material: Plastic Color: Black Size: 14 x 3 cm Weight: 80 g Package Include: 1x Glasses