13’ x 13’ bounce houses & 3 in 1 combo units:
Under 8 years = 6-8 riders
9-12 years = 4-6 riders (only one rider is allowed going down the slide at a time).

21’ slide:
5-8 years = 4 riders
9-13 years = 3 riders
14 years-adult = 2 riders (only one rider is allowed to go down the slide at a time)