This is the ultimate high volume adventure inflatable play structure complete with rock climbing, slides, dinosaurs and more. This is a must for big events and a true money maker for fund raisers. Kids really can't get enough of this inflatable and with this item being fully enclosed the parents know where their kids are. While inside the children can use ropes to climb up the mountain rock wall on the side of a volcano. Once the children reach the mountain summit they can race down 10 foot dueling slides. It s an adventure that you ll never forget! With 15 to 20 children at a time, this item can entertain a large crowd's of children.