Brooks Men's Infiniti 3/4 Tight, Black, Medium Fit: Fitted  17" inseam  Moisture-transfer fabric for dry comfort 360 of 3M Scotchlite retroreflectivity Center back-yoke zip pocket stores gels and other essentials Flat-locked chafe-resistant seams and inner gusset Elastic waistband with drawstring for a secure fit  Silcone grippers at lower leg openings  Close-to-body fit