Speedo Women's ECO Endurance+ Medallist Swimsuit, Comfortable Fit, Classic Design, Extra Flexibility, True Navy, 34. Speedo's classic medalist swimsuit, updated. We’ve updated the fabric of our much-loved navy Endurance+ Medalist swimsuit. Retaining the same cut and fit you love, with great shoulder movement and flexibility, it’s now made from our durable ECO Endurance+ fabric. Quick to dry and 100% chlorine resistant, it’s ideal for regular training sessions. Plus, one of the yarns in the fabric is made from 100% post-consumer waste, such as recycled plastic bottles. Features and Benefits. Medalist design - aids shoulder movement and flexibility, making this suit ideal for training. 100% Chlorine resistance - for long lasting performance. Quick Dry - dries faster after your swim workout. One of the yarns in the ECO Endurance + fabric is made from 100% post-consumer waste, such as recycled plastic bottles. Our classic medalist swimsuit, updated. We’ve updated the fabric of our much-loved navy Endurance+ Medalist swimsuit. Retaining the same cut and fit you love, with great shoulder movement and flexibility, it’s now made from our durable Endurance+ fabric. Quick to dry and 100% chlorine resistant, it’s ideal for regular training sessions.