Designed using the full measure of the Florence R&D Team's innovation & utilitarian engineering principles, the welded F1 Zero Boardshort is intended for users looking to find the outermost limits of their capabilities in the water. BUILT FOR: PADDLING, SURFING, OPEN-OCEAN SWIMMING Fit Guide Fits true to size. If between sizes, size down. Details 80% Recycled Polyester, 20% Spandex. Hand wash. Line dry. FEATURES Our most pinnacle performance boardshorts. CORDLOC drawcord stays tied even in heavy water. 4-way stretch. Sewn waistband with low profile welded tabs and welded construction delivers unmatched performance, fit and comfort. Reflective detailing on seams. ‘EQUIPMENT MODERN’ & burgee reflective heat transfer. Covert side zip pocket with improved & enlarged pocket bag fits most smartphones. Yellow utility loop serves as sunglass / key holder, or a spot to hang your garment to dry. 18.5′′ outseam length falls above the knee. Quick-dry fabric to transition easily from sea to land. Scalloped hem makes movement easier. C0 DWR repels water without expelling harmfulfluorocarbons. Durable, triple-needle construction. Key cord loop included. bluesign® certified.