Our Blue Blocker glasses are designed to help reduce the risk of harmful blue light from screens, to help prevent eyestrain, headaches and other symptoms of digital eye strain. Wear them working on a laptop, watching tv, or scrolling through your phone to look and feel good. Great quality, excellent value, durable and comfortable. Designed in Great Britain Ideal for Gaming Accessories, Computer Accessories, Work from Home accessories and also as Fashion Accessories Polycarbonate frame, acrylic lens, sprung hinges. Scratch Resistant Coating | Anti-blue light coating | BLPF 30% | UV400 Lens size 39 x 50 MM | Bridge gap size 15 MM | Temple size 147 MMColor: Gloss Pale Tortoiseshell Manufacturer: LONDON MOLE Model Number: LM-SPY-GTS-0 Package Quantity: 1 Part Number: LM-SPY-GTS-0 Size: M Style: RetroCool 80’s style frames create a cool new trend. Great quality, excellent value, durable and comfortable.