Tips: Built-in needle storage, needle is located in the separate compartment on the handle of the product. 1. SUITABLE SIZE - The 8.5 inch balls are the perfect size for any playground game. Good for little hands to grip, throw and toss even in the wettest weather, soft when dry. 2. SOFT MATERIAL - These playground balls are made of thick PVC material, BPA free, no phthalates and heavy metal elements, hold air well. Soft enough for kids to have an enjoyable time. 3. HOW TO INFLATE - Insert the needle into the air hole for inflation, no additional plug needed to close the air hole. Keep the extra needle handy as a backup for your outdoor sports. 4. FAMILY INTERACTION - Must-have items for parent-child activities, great for kids adult games and sports, keep them active and get some fresh air with some outdoor fun. 5. WHAT YOU WILL GET - Include 4 heavy duty playground balls + 1 pump + 2 needles. Our playground balls arrive deflated for efficient delivery, but they are easily pumped up with a hand pump.