If you struggle to see when wearing swim goggles then these optical lenses are for you.Designed to fit exclusively with the Aqua Sphere EagleTM Goggle, Eagle Optics bring visual clarity back to your swim! Each lens is sold individually to perfectly match your vision and with a simple popandswap lens replacement process they are very easy to fit.Note: Sold as single lens only for one eye so order two for a set.Goggles sold separately.