The stylish Hydropulse swimming goggles from Speedo are ideal for adult fitness swimmers like you. They are part of Speedo's latest generation of goggles and feature a quickly and easily adjustable double strap that provides optimal support and comfort. Included are UV protection, a superior anti-fog coating to prevent fogging, peripheral vision, and an IQ-FIT gasket to prevent marks around the eyes. The gasket and frame are made from TPE material.