Small Dog and Puppy Dog Agility Tunnel Made from Nylon (3210) This tunnel offers your dog a varied training programme and keeps your dog fit. Playing with the dog means to intensify the relationship between dog and master and to build up the faith in the master. The tunnel can be built up and dismantled quickly. Tips for a correct dog training and use are attached to this item. The agility tunnel has a length of 2m and is 40 cm in diameter. Colour: dark blue