Let's get ready to tumble! This inflatable tumble ball is on every kid's dream list of playground supplies. Get in and tumble around this inflatable ball for an afternoon of outdoor play. It's like an amusement park ride in the backyard! This tumble ball gives you all the fun of rolling down a hill without the grass stains! Perfect for a field day, family reunion or camp activity, this tumble ball also makes a fun birthday party game. Includes a 18 1/2" opening in the top and a 17 1/2" opening in the bottom. Includes 1 repair kit. Vinyl. Deflated, 65"; inflated, approx. 45" x 49. Adult supervision recommended.