The super game kit include two Joy Con grip and one Switch pro controller charging station and some rubber plug.
The Joy Con grip is compatible with Nintento Switch Joy Cons(left&right). It is designed for more comfortable holding and a better protection for Joy Cons from bumps and scratches. With Curved palm design which reduces hand fatigue and provides you with ultra comfortable experience; extended perfectly for high-stress gaming sessions. There are full access to ports and buttons,provides SL and SR buttons on the top of grip to facilitate your game control.