Puma Shoes (Trainers) Milenio tech. Available in men's sizes. By Puma. This model by Puma is designed to be versatile, fitting between a flip-flop and a sandal. It features a black colour, leather and fabric upper, synthetic lining, and a rubber sole. These trainers are a stylish and daring choice. Product details: Sports shoe, Flat heel, Fastening: lace-up. Fabric content and care advice: Uppers: 100% textile, Lining: 100% textile, Cushioning: 100% textile, Sole: 100% rubber.