Nike Flyfree Sunglasses offer a versatile, sport-ready design with an interchangeable-lens system for quick adaptation to changing light and active outdoor use. Key attributes: Blue | Matte navy | Blue mirror | Volt | Plastic | 100% UVA/UVB protection | Nike Max Pro reduces light reflection and resists water and oil | Ventilated channels to help reduce fogging | Interchangeable lens system (Nike Mount Interchange System) | Adjustable nose pads | Customizable temple tips | Silicone traction on nose and temples | Includes extra set of interchangeable lenses | Prescription-friendly frame | 4-base flat lens | Slim profile | Ventilated temples, hinges and top bar | Dimensions & fit: 59-14-135 (Lens width - Bridge - Temple length) | One size