- Kelly's signature performance trunk. - Developed and tested by 11x World Champion Kelly Slater on the best waves around the world. These are the most high-performance trunks out there. - Ultralight 4-way stretch recycled polyester for maximum mobility. - Stitch-free welded seams and smooth inside fly to eliminate chafe. - Quick Dry for minimal water absorption. - Laser cut details at the side seam and back pocket offer weightless drainage and ventilation. - Bonded back pocket features an Aquaguard® zipper and internal bungee key loop. - Packs easily into its back pocket.