Product Name : Men Running Shoes: Puma Bolt evoSPEED Disc Sprint Track Spikes Sale atomic blue-red blast (Men) H91z5573 Model : Puma Mens Shoes 879 In the world of track and field's broken records and photo finishes...there are just two words to know: Usain Bolt. Run like the world's fastest man in this evoSPEED sprint spike, boasting PUMA's unique Disc closure system. Of course, if Usain's stamp of approval isn't enough, the evoSPEED Electric's aerodynamic upper, microfiber and suede lining, and full length stiff Pebax® spike plate should offer up all the confidence you need. Features: • Soft, aerodynamic Clarino® synthetic upper hugs the foot and locks it down for optimum support • Soft microfiber and suede lining ensures comfort for barefoot usage • Laceless Disc Fit System provides a quick, easy, and comfortable fit • Breathable, die-cut EcoOrthoLite® sockliner for optimum fit and comfort • Racing last with a more curved and tapered shape that brings the runner up onto his toes • 8-Pin full length Peebax® Spike Plate outsole for torsion and propulsion • PUMA Formstrip at lateral side with Usain Bolt signature graphic • PUMA Cat Logo at heel • Weight: 7 ounces (size 9)This style is offered in men's sizes only. See Sizing Chart for women's size conversion.