Developed in the Speedo Aqualab, Endurance+ is ideal for regular swimmers.Designed to last longer, Endurance+ is a 100% chlorine resistant fabric. Every suit created in Endurance+ is quick drying and engineered to retain its shape, swim after swim. Endurance+ is exclusive to Speedo.In addition Endurance+ offers 20 times more fade resistance than conventional swimwear fabrics and improved snag resistance.