*Joy-Con controllers are not included. Compatible with all racket sports games including Mario Tennis Aces. It makes the interactive sports games even more fun to play with the whole family or friends. It makes it more realistic than just playing with the Nintendo Switch controller. Includes adjustable wrist straps for added security. The controllers fit perfectly and lock in place,so you don’t need to worry about dropping on the floor or throwing the switch joy-con to someone accidentally.