The Bail sunglasses from BLOC are the latest addition to their 2017 range. A current, smooth take on the classic wrap around style with bold BLOC badge detailing. These glasses are suitable for everyday wear thanks to their durable, lightweight design. The distortion free, impact resistant XTR Karbon8 optical class one lenses provide maximum protection against UVA, UVB and other harmful blue light up to 400nm. Tested to BS EN ISO 12312-1:201. These sunglasses are the ideal partner for demanding activities, engineered to enhance performance and provide total protection..