Reebok Sport Trainers WORK N CUSHION 4.0 Available in men's sizes. by Reebok Sport. These low top trainers designed by Reebok Sport are THE style of the season. The black colour and synthetic upper make it a first-class product. The Work N Cushion 4.0 has a fabric lining and a rubber outer sole. Fans of the style will love this design. Leather and synthetic upper Designed for: Professional use DMX Ride+ long-lasting, cushioned foam midsole supports your stride from heel to forefoot MemoryTech foam sockliner for a responsive feel and cushioning. Available sizes: 6, 6.5, 7.5, 8, 9, 9.5, 11, 12.