Our Hedstrom Hopper balls are one of our most iconic toys in our storied history. These can be used inside or outside, we do recommend staying away from sharp/rough objects, like rocks and sticks. We can't wait to see how much fun your family will have on our Hoppers! This is sure to be your child's favorite Paw Patrol toy and get them out and exercising! Whether it's just bouncing around the house or having a hopper race outside, the fun is endless on our Paw Patrol Hopper ball!The Hedstrom hopper ball is the original hopper. Hedstrom has been making toys like the hopper ball since 1913! quality Hop balls come from HedstromHopper balls promote coordination, balance, and exercise. This is one of the best toys for children's exercise and because kids can Hop either inside or outside this is a must have toy for any child.The 15 inch diamater size is perfect for children ages 4-6 and makes it easy to take along or store anywhere.Hedstrom hopper balls are designed to last. The durable vinyl material means you'll be able to Hop almost anywhere and the hopper ball will stay inflated and bouncy.The Hedstrom hopper ball Ships deflated but is easily inflated with any hand pump or Electric pump.