Push through heavier water in the Fluid 2K Pro 21" Boardshorts. This men’s pro trunk uses a lightweight 90% partially recycled polyester / 10% elastane 4-way stretch fabric, engineered sublimation panels, and a fixed 21" outseam. Finished with a smooth waistband, welt zip pocket, and Billabong woven label branding. Featured here in the Black colorway. Features Fabric: 90% partially recycled polyester, 10% spandex blend woven fabric with 4-way stretch Product type: Men’s performance boardshort in the Fluid 2K Pro style for surf and swim Outseam: 21 inches (long) Fit: Performance (Pro fit designed to minimize drag) Waist: Fixed waist with secure closure Branding: Billabong woven label branding Other features: Welt zip pocket at side for small essentials Other features: Smooth waistband for a clean, comfortable feel Other features: Engineered sublimation with cut-and-sew panels