2*1 prescription and sunglasses at the same time, Transition type, Prada brand. You can use them inside work, home, and outside for sun protection. Measurements picture is attached for vision testing. The glasses have been used minimally and are almost new, with no defects. They were purchased from Fakih Optics for 2600 SAR and are still under warranty. Their features are numerous, the most important of which are: 1- Prescription and they directly turn into sunglasses when exposed to sunlight. 2- Scratch-resistant. 3- UV protection. Type: Prescription Lens Features: UV Protection Brand: Prada Frame Material: Plastic