It's all about the angles! The Speedo Youth Endurance Angles Free Back One Piece Swimsuit features Endurance fabric that is Speedo's longest lasting line and a sleek, angular design that adds style to your training.Endurance FabricBest-selling, longest lasting training fabric.Endurance fabric: 50% Polyester/50% PBT.Front lined: For comfortable coverage and durability.100% chlorine-resistant: Lasts longer than conventional swimwear.Maintains body-hugging shape: For supportive comfort.Resists sagging and bagging: Enhances durability.Premium color retention: Fade-resistant.FeaturesOne piece youth swimsuit.Flyback: Cutout, circle back: For flexibility. Thin straps: For better tan lines and comfort.4-way stretch: For flexible comfort.Reinforced seams: For resilient, long-lasting wear.