Wham-o Slip N Slide Hydro with Bonus Slide Boogie Hydro-Glide Technology TM - Creates beads of water for faster Slip 'N Slide action Eliminates the hassle of filling the bumper separately - WaterwallTM - Patented water delivery system, continuously Sprays water from the bumper into the splash pool for even more water action For ages 5-12 years