Description: They look Cool Simple but still Powerful. With two pairs of goggles in one package you could go ahead of the competition in the pool or in open-water beyond limits. Safe Material & Anti-fog Clear Vision Soft Comfortable Material: Got tired of scratching tearing or falling the swim goggles? That s why the Swim Goggles are all made of durable safe & comfortable silicone to provide a comfy wearing experience. No worries about water leaking as the double-Layer soft gaskets seal your eye sockets snugly and no drops of water will sipping in! Reliable UV 400 Protection Optical Filter Lenses Lenses Material: Scratch-Resistant Polycarbonate Lenses Clear Lenses provide the best visibility that enhances your swimming experience. Ultra Mirror/Mirrored Lenses with UVA/UVB protection offer clear view and lessen damages to your eyes which meet your requirements for outdoor swimming. Best Usage Scenario: Clear Lenses: Indoor/Outdoor (Cloudy Days) Ultra Mirror/Mirrored Lenses: Indoor (Bright Indoor Arena)/Outdoor (Sunny days) Functional Strap Very easy for both adult and youth to put on or take off the swim goggles! Quick-Release Buckle: Put on instantly Easy-Fit Clips: Adjust the lengths to your head Connected Ear Plugs: Prevent leaking into the ear canals Length of Strap One Size Fits All. The Length of the strap can be adjusted to fit both adult and youth 240mm (one side) 480mm (connected) Width of Lens: 45mm Length of Lens: 55mm Length of Frame: 160mm Length of Nose Bridge: 25mm