Our anti blue light glasses are made to filter out and block the transmission of harmful blue light rays emitted from our screens and devices. Wearing these while on your phone, laptops, television and any other screens will help protect your eyes along with being a great accessory! Available in 6 different colours: - Black - Transparent - Leopard - Brown/Nude - Burgundy - Grey - Reduces Eyestrain - Improves Sleep - Helps Concentration and Focus - Please note these are NOT medical or prescription glasses FREE Delivery - Royal Mail 2nd Class - Dispatched within 1 Working Day.