The resistance band speed squat exercise is going to be great for developing explosiveness and quickness in a players legs. Using a resistance band instead of weights works well because it allows the player range of motion when doing the exercise. Using a barbell to do squats is still a great exercise, but this specific exercise is going to help focus on a couple different areas, and it really lets the player be explosive in their movements.
Being able to jump quickly translates into so many different areas of the game of basketball. Whether it is; jumping to block a shot, grabbing a rebound, or finishing at the rim, the player that is able to get off of the ground the quickest has a big advantage. This exercise going to help develop a players fast twitch muscles and make them more explosive. This basketball exercise will help to teach good jumping technique and learning to be explosive. So it is important that you make sure this translates over to the court, and that you continue to work on being explosive in your basketball training as well.