KONG Aqua Knots Soft and cuddly on the outside, yet strong on the inside…KONG Aqua Knots are a real catch. The internal knotted rope satisfies dogs’ natural instincts and the reinforced plush body provides extra durability. KONG Aqua Knots have a less stuffing for less mess and they squeak for added fun. They’re KNOT just your average plush toy. Features an Internal knotted rope which helps satisfies natural instincts. Each is Soft and strong. Contains less stuffing for less mess! Measurements: Small 8' x 5", Large: 10" x 6.5".