Inflated size: 9.2 ft x 10.5 x 7.6 ft <br> Kids age 3-8 are recommended, suitable for 3-4 kids play together. It can bear weight of 265 lbs (Suggestion: every kid's weight should be under 100 lbs). <br> Avoid area with sharp objects and debris before setup.Children should remove shoes,belts,jewelries,watches,keys,hairpin and all other sharp objects.<br> Requires constant, adult supervision so children play responsibly and bouncer would not fail in a serious way.<br> WARNING: CHOKING HAZARD-Small parts. Not for children under 3 yrs.