Reebok Classics - Pump Opus W (White/Silver) - Women's: Part of Reebok's Special Edition Court Collection inspired by the lifestyle and aspirations of the urban consumer. The Pump is back!; Pump ball manual inflation for a custom fit. Mesh upper for ventilation and breathability. Molded sockliner provides comfort, cushioning and durability. Molded midsole provides lightweight cushioning. High abrasion rubber outsole helps provide traction and durability.