Fun Zone This Fun Zone is perfect for indoor & outdoor spring/summer use as it has UV protection SPF 30 Deep "bathtub" floor also makes this a perfect indoor "Fun Zone" and ball pit Full zipper closures for the mesh doors protect kids from all insects as well as the sun. Designed to hold several hundred playballs (not included) Steel rings on each corner for outside staking in the wind (stakes included), comes with it's own carry bag