Engineered with a performance focused design, the Zone3 Iconic Jammers use a combination of material and fit to reduce drag and to create a greater feeling of buoyancy than regular swim shorts. Creating a smoother swimming experience, the jammers help to align the body and form a more streamlined position in the water. The jammers are designed to stand up to the demands of pro-level swimmers who train every day. Constructed from the innovative Italian fabric, XFINITY the jammers are incredibly durable being 100% chlorine proof and delivering UV protection (UPF 50+). The material is also fast drying, with incredible shape retention and breathability. Additional features, include: Flatlock Stitching Prevents chaffing for a more comfortable, durable and streamlined fit. Inner Lining A supportive inner lining around the front crotch is added for additional coverage.