Adidas Courtflash Speed Men Pickleball Shoes Keeping you quick across the court. Lightweight and breathable, the mesh upper on these adidas Courtflash Speed shoes makes them perfect for high-speed tennis. Underneath, a grippy Adiwear outsole delivers lightning acceleration across a range of surfaces. On top, abrasion-resistant Adituff bolsters your defences against foot drag so you can slide with confidence.