This interactive dog toy has 4 layers of 1680 denier nylon for super durability which make this a durable, superb toy for shaking, tugging, and general rough housing. This dog toy will keep your dog distracted for hours. Pentapulls are a classic must have dog toys that make a perfect gift for your best friend. The arms and legs are designed in an "x" and super stitched to form an excellent toy for pulling, shaking and general rough housing. 5 squeakers.