The material is lightweight & made of quick-dry material with UV protection. Ties at the side of the pants to prevent the shirt from rising in the water. The type of material is made from 20% Spandex 80% Nylon which is premium quality elastic spandex for that extra comfort, smooth, and breathable. It is suitable for long training in water. The pants are not attached to the suit to make it easy to put on and take off. The benefit of utilizing a Polyester material is it has low water absorbency, dries fast, and guarantees complete stretch in most directions resulting in total comfort although swimming or taking part in aqua-sporting activities.