Bifocals: Low-cost alternative to Rx sunglasses. For prescription eyewear, hypermetropia spectacles, hypometropia spectacles, and myopia glasses.

Suitable Size: 40*60mm lens can be used for most glasses. And it's very easy to use, just clip it on your existing glasses. Clip-on, that's it.

Multilayer manufacturing technology: 0.74mm thickness, Intensify TAC polarized, UV400 protection, effectively blocks UV and glare. UVA, UVB and hard light, that are all right.

Lightweight frameless design, lightweight and anti-scratch lens, lightweight and little alloy clamp, silicone covered mounting bracket to protect glasses and prevent slipping. Focus to every detail let us making the best products.