Retro Slender Square Design - Light weight and high quality metal frame, the idea sunglasses for you. Bright Candy colors to choose. Only 23g weight. Ultra light frame without any pressure UV400 PROTECTION - FEISEDY Lens block 100% of UVB and UVA rays.UV 400 indicates an eye protection item that has been optimized to prevent eye exposure to both UVA and UVB radiation