Classic and stylish black good for all swimming occasions Perfect for swimming lessons this classic black swimsuit is quick-drying, soft and stretchy. Featuring Speedo exclusive Endurance+ fabric, this swimsuit promises to last for longer. Features and Benefits Muscleback - great for longer swim sessions 100% chlorine resistant, so your swimwear won't degrade in the swimming pool. Freedom to move - 4 way stretch technology for comfort and softness. Endurance+ fabric retains its shape and resists fading longer than any other swim material.