This toy story 4 36” Bop bag is more fun than a pillow fight with its action-packed design. It features favorite characters from the hit toy story 4 movies and has a weighted water or sand-filled base for exciting spring-back action, providing hours of entertainment. The Hedstrom bop bag is made of Super heavy-duty vinyl for rugged durability that will allow it to withstand daily use. It will deflate for easy storage when not in use, as well. This fun accessory is designed for children over the age of 4 to play with and must be inflated to maximum capacity for proper function. The 36" Bop bag will help kids to build coordination skills while encouraging physical activity.