The bracelets are compatible with the Joy-Con controller. They are specially designed for Just Dance 2025/2024/2023/2022/2021/2020/2019, Switch Sports, Switch Zumba Burn It Up, Cardio Boxing Series. Made from high-quality material, ensuring a comfortable fit so you can fully enjoy Switch dance games. The hook and loop straps are adjustable, suitable for both children and adults. They ensure a perfect fit on the Joy-Con controller without worrying about them falling off during gameplay. They feature easy installation and removal. The package includes two bracelets: one 12.6 inches long for adults and the other 11.02 inches long for children. It is recommended to measure your wrist circumference before ordering.