Gagagon is portable and easy to set up on almost any surface (no tools required) and can be used indoors or outdoors. This gaga ball pit is the perfect arena for both beginners and experts. With kid-safe features and an ultra-lightweight design, it's a great addition to any school yard, kids camp, community center, or backyard. Play on grass, blacktop or a gym floor and use the included carrying case to store and transport your Gagagon to any location. 15 ft for 6-12 players.