Speed Cat SD Shoes Brown/Silver is new look in performance and style-driven running, the fashion-forward Nocturnal is stunning to look at and comfortable to wear. Although people have more choice and tastes for shoes, Puma Speed Cat SD Shoes Brown/Silver will never fall behind however. With shining brown and silver, the integral feeling of Puma Speed Cat is bright but not exaggeration. Believe me, real man is to buy Puma Shoes for his real strength. All-over perforation adds breathability. Rubber outsole for traction on a variety of surfaces. Lunarlon sockliner and midsole for maximum impact protection. Lunarlon midsole and Air-Sole® unit distribute impact and provide classic cushioning. Deep forefoot flex grooves work with the articulated Wave Plate to create a strong, natural stride that propels you forward with more energy.