KONG Wild Knots are soft and cuddly on the outside while durable and strong. The Wild Knot birds are sure to be a hit with dogs and their pet parents! The internal knotted rope satisfies dogs’ natural instincts and the reinforced plush body provides extra durability. KONG Wild Knots have a minimal amount of stuffing for minimal mess. And as if that wasn’t enough, they squeak! They’re KNOT just average plush.