Zone3 Iconic Men Jammers Swim Shorts in Black/Gold | 2021 The new Zone3 Mens Iconic Jammers are suitable for training, racing or leisurely lap swimming and are designed to improve speed and body position in the water. A huge amount of time has been put in to the fit of these jammers to ensure they stand up to the demands of swimming every day, and offer a performance fit while still being comfortable. A combination of the material and the fit reduces drag in the water and helps to align the body in a more streamline position giving a smoother swim. Made from an innovative fabric called XFINITY which is 100% chlorine proof and exclusively made in Italy. This fabric has fantastic shape retention, is breathable, fast drying and offers UV protection (UPF 50+). Other features include flat lock stitching for added durability and better comfort next to the skin, as well as an elasticated waistband and drawstring cord for the perfect fit. A supportive inner lining around the front crotch is added for extra coverage. Features   Designed for speed and comfort. Rated 90% by 220 Magazine. Structured inner crotch lining for support and coverage. Flat-lock seams for comfort and durability. 100% chlorine proof fabric for maximum swimwear lifespan. Reduced drag for added speed. UV protection (UPF 50+). Durable construction designed for everyday use.