describe Premium Material and Puppy TeethingSqueaky dog toy is made of non-toxic soft cotton and thick corduroy, perfect for teething and cleaning. These dog toys are beef-flavored to stimulate your dog's sense of smell and draw your dog's interest. Easy to clean and use. (Reminder: Not recommended for dogs with severe bites.) Built-in whistleEvery toy is a toy that makes a sound. These squeaky toys will give you more fun when playing with cute animals because when you press them or your pet bites them, they make a noise and the animal will want to chew it more. Your dog will focus on these toys for long periods of time and stay busy so you can take his attention away from your furniture. [Reduce Dog Boredom] Dogs can chew on these dog toys for hours! Squeaky toys draw their attention and energy and prevent destructive chewing and barking. Anxiety will be reduced! They are the perfect toy to play alone. Squeaky dog stuffed animals are also ideal interactive dog toys to improve your relationship with your dog. Great for bouncing, shaking, throwing and retrieving. [Durable Puppy Toy] Unlike other hard chew toys, the soft material will not hurt your cute puppy. The built-in cotton is soft and elastic, and is by no means a hard toy that hurts your dog's teeth. We've added waterproof fabric to the toy to keep your dog's saliva away from the plush cotton. Double stitching technology makes your dog toy more durable! You can wash them in the washing machine.