Adlens Sundials Instantly Adjustable Eyewear Sunglasses Black and Green Frame, 1" H x 2" W, Tinted Alvarez Lens, Grey Lens, TR90 Frame and Polycarbonate Lenses

With Adlens Sundials, you can see up close, into the distance and all around you, at the turn of a dial. Great for sharing, keep your convenient pair of Adlens Sundials in your suitcase, beach bag, golf bag, boat, or tackle box. Featuring continuously adjustable lenses, these durable and lightweight glasses are perfect for any outdoor activity. With a comfortable unisex frame and adjustable nosepiece, Adlens Sundials are the ultimate spare pair for everything under the sun.

From -6D to 3D diopters.
UVA and UVB protection.
Continuously adjustable from far to near.
Easily change the glasses to match your needs for a variety of outdoor activities.
Can be adjusted to improve vision for 90% of eyeglass and contact lens wearers who do not have astigmatism.
Award-winning Alvarez Lens technology.