Dog Training Toy Puller Midi set includes two rings. Puller is universal training equipment for your dog made of eco-polymer material. The puller is made of foam, it is lightweight and floats on water. You will not strain your arm when carrying it or during play. The material will not damage your dog's teeth and gums as it does not create sharp edges or burrs. The Puller is suitable for running and retrieving, it motivates jumping and dragging. With Puller and three simple exercises, in twenty minutes you can provide your dog with training equivalent to a good run or up to two hours of ball play. This is not a teether. Puller was developed by professional dog breeders to simplify dog training and understanding between trainer and dog. Basic Features: Lightweight design allows for extended play without fatigue. Made of special flexible non-toxic material that is safe for dogs' teeth. The circular shape maintains safe distance between dog's jaws and your hand. Buoyant and visible in water for training in various conditions. Odorless material will not distract your dog during training. The set of two identical rings allows for more intensive training in less time while maintaining constant contact with your dog. Regular exercise with Puller can help maintain your dog's physical health and prevent injuries. Midi Size dimensions: 23cm x 2cm weight 120g per piece. Suitable for breeds including Beagle, Border Collie, Bulldog, Miniature Bull Terrier, Cocker Spaniel, Entlebucher, Fox Terrier, Jack Russel Terrier, Dachshund, Kerry Blue Terrier, Australian Shepherd, Scottish Sheepdog, Medium Poodle, Shar Pei, Schnauzer, Scottish Terrier, Welsh Corgi Pembroke, and West Highland White Terrier.