Say hello to the biggest baddest dog ball out there. The Push-N-Play is one of the most indestructible dog balls around and will stand up to the toughest dogs. Not only do they roll and float on water the Push-N-Play dog toy will help your dog relieve pent-up energy. Designed for constant motion the Push-N-Play Jolly Ball is perfect for energetic dogs that love pushing and herding. As a bonus fill the Push-N-Play with water gravel or sand for an added challenge. The Push-N-Play is available in 5 sizes and is suitable for pups of all sizes and ages! Jolly Pets is proud to manufacture the Jolly Ball Push N Play right here in the USA and supports organizations throughout the nation that provide toys to shelter dogs.