2XU Comp Tri Short Men's: A versatile 2XU garment suited to all swim, bike, and run disciplines. Fine gauge SBR SKIN for speed through water and quick drying. Contoured fit for muscle support, yet seams and fabric stretch to allow freedom of movement. Adjustable waist drawstring and low profile flatlock seams to ensure comfort. SBR FLEECE chamois repels water, provides comfort on the bike, remaining discrete on the run.