These sunglasses provide comfortable fit and flatter a variety of face shapes. 100% UVA & UVB It is made of ultem - plastic, famous for being heat resistant, so it can be used in any harsh environment. For its outstanding strength, the material resists any bad situation. The frame has also flexible memory. Ultem is super light and is known for being hypoallergenic. It is recommended by eye doctors for people with sensitive skin who otherwise might be allergic to standard stainless steel metal frames. Model Number: EL14819Frame Colour:  Matte Black / printLense Colour:  Grey   Frame Colour:  Matte Brown/ printLense Colour:  Brown Size: 56-16-140 Lens Type: 100% UVA & UVB Frame Material: ultem