Hello to the biggest, baddest dog ball out there. This is one of the best, most durable dog balls around. Bam! errrr…bark! These balls will stand up to the toughest dogs. Not only do they roll and float on water – this toy will help your dog relieve his built-up energy Made in the USA Chase - sure to give your dog a run for his money Swim - ideal for water based fun Made from hard plastic Sport – Treibball Is a new way to play with your dog! It’s a competitive sport for dogs of all ages and sizes. It promoted better teamwork and communication between dog and his handler. 10" & 14" sizes feature a plug to allow you to fill the ball with water, sand or gravel for more challenging playtime