Supple leather upper Mesh inserts enhance breathability Suede detailing at the toe and heel Running System: reinvention of Puma's classic cushioning system IMEVA midsole provides lightweight comfort Rubber outsole for durable traction The Puma RS-100 Animal Print is imported Debuting in 1987, the Puma Running System, or RS, was a staple of '80s footwear. Evolving the technology with the Men's Puma RS-100 Animal Print Casual Shoes, Puma has put an emphasis on adding innovation to tradition, creating a modern classic. This Sound version of the model is inspired in part by the 808 drum which was huge in music of the '80s.