Matte stretch-nylon with a deep navy hue constructs the latest interpretation of RUFSKIN's patented Calkini™ dual-waist swimwear brief built with custom engraved chrome ring and hook closure at left hip. Now featuring an updated lined pouch, the fit is snug and holds in all the right places. Hold both waistbands together in place and step into it all at once, you control how the waistbands lay on your body. Fabric 80% Nylon 20% Spandex