TYR TCGUA5A-NLM Large Navy Men's Guard Challenger Swim Short. The Men's Guard Challenger Trunk showcases 100% Polyester construction for durability and accelerated dry time. Built for lifeguards, an elastic waistband with drawstring closure provides a customized fit and a side Velcro pocket provides small storage. Enjoy a day in the water with the Men’s Guard Challenger Trunk. The TCGU5A showcases 100% Sanded Polyester construction for both comfort and accelerated dry time. Engineered for casual and active use, the Challenger features an elastic waistband with drawstring closure, as well as a hook and loop side velcro pocket for small storage. Contrast stitching and piping creates an athletic look, while a 9.5" base inseam allows for added leg coverage and a built-in boxer style liner provides support. With UPF 50+ protection and a visible guard logo for rapid identification, the TCGU5A is ideal for both pool and beach use. 100% Sanded Polyester