Perfect for young swimmers, the Solid Super Pro Back - Speedo Endurance+ was engineered from Speedo’s exclusive, longest lasting, and best-selling Endurance+ fabric. The design of this swimsuit’s fabric makes it 100% chlorine-resistant and 20 times more durable than spandex. Thanks to its Four-Way Stretch technology, this high-quality, chlorine-resistant training swimming suit provides soft comfort, a body-hugging fit, and great shape retention. Indeed, the Solid Super Pro Back - Speedo Endurance+ is made from a sagging - and bagging-resistant fabric, retaining its optimal fit in the long run. The wide straps of this fully front-lined training swimsuit provide ultimate support and comfort. Featuring lower back and higher leg cut, Speedo’s Solid Super Pro - Speedo Endurance+ offers ultimate freedom of motion. With the Solid Super Pro - Speedo Endurance+, young swimmers have found the ideal suit for swim training and regular use.