NanoVista Bang sunglasses are designed for children aged 8 to 12, combining protection, comfort, and style.. The lenses feature Blue Block technology, which filters harmful blue light and helps reduce visual fatigue caused by electronic devices.. They also include an anti-reflective coating that enhances vision, along with mirrored lenses that offer a modern look and extra protection against UV rays.. Made from Somflex™ material — lightweight, flexible, and durable — they’re ideal for kids’ everyday use and feature an ergonomic design for a secure and comfortable fit.. The lens width is 45 mm, the bridge is 19 mm, and the temple arms measure 120 mm. The front width is 116 mm.. The lens width is 45 mm, the bridge is 19 mm, and the temple arms measure 120 mm. The front width is 116 mm.. Condition: new with tags and warranty certificate. - Model: NANOVISTA BANG NS47553 - Shape: rectangular - Frame material: acetate - Frame color: red - Product code: NS47553 - Lens color: blue mirror - Size: 45. EAN: 8435449131251