These round sunglasses are made by ASOS Collection. The details include: a round frame with a metal insert to the frame front, tinted lenses, a keyhole bridge, moulded nose pads for added comfort, and curved temple tips for a secured fit. Frame: 100% Metal Lens: 100% Non Prescription Filter category 3 100% UV Protection Not for direct viewing of the sun Non prescription sunglasses Not suitable for solaria Tested to BS EN 1836 2005