Their excellent traction ensures that you don't have any missteps at inconvenient moments, like when you are going for that winning shot. Whether you are running to make your shot or just running errands, lightweight Adidas tennis shoes won't weigh you down.
Everything from the durable uppers to the high impact soles are designed for fleet footed performance. You could certainly find cheaper shoes on the market than high quality Adidas tennis shoes, but those cheaper shoes aren't going to perform like a winner.