AZToys 777-777 adjustable punching bag with stand is great boxing set for kids aged 3 to 8 years. It includes a height-adjustable stainless steel tube stand, pumped punching ball made of high-quality PU leather, durable strong spring, a sturdy base that can be weighted by water or sand, a free pump, and boxing gloves. The strong spring which connects to the round base allows the punching ball bounce back and forth in 360° directions. You can add water or sand to the base to make the whole set stand stable. This indoor/ outdoor punching set is perfect for your kid's mental and physical agility. This boxing set can improve balance, improve hand-eye coordination, strengthen upper body coordination, improves alertness, and help vent out anger. It keeps your kids more focused. It is handy and easy to store with the rest of the boxing equipment. It's a perfect toy gift for Thanksgiving, Christmas, New Year, birthday or any other gift-giving occasions.