Noah's swimwear nylon is made from ultralight, quick-drying material, designed for high performance both in the water and on land. Though originally designed for swimming and surfing, these trunks have been used for a range of activities, from running to hiking to climbing. They are crafted from 100% nylon with a poly mesh liner. They include an elastic drawstring waist, on-seam front pockets, a flap back pocket with snap closure, and a drain vent.