Ideal for swim training and regular use.Jammer styling offers more coverage to the legs.Speedo?'s exclusive Endurance+ is our longest lasting and best selling training suit fabric.Solid Endurance Male Jammer YouthEngineered from our exclusive, longest lasting and best-selling Endurance+ fabric:100% chlorine resistant fabric designed to lasts 20 times longer than conventional swimwear fabrics.Four-Way Stretch technology providing a body-hugging fit, great shape retention and soft comfort.Helps resist sagging and bagging, keeping swimwear fitting newer longer.Low Moisture absorption and quick drying.Front gusset.-Inner drawschord at waist for secure fit.Ideal for swim training and regular use.Jammer styling offers more coverage to the legs.Fabric: 50% Polyester/50% PBT.