Stitching Skill The toys are firm and durable with dense knitting stitches. Your dog can feel free to chew for a long time Reduce Dog's Anxiety These squeaky toys help dogs expend spare energy and release anxiety. Reduce destruction behaviors at home and train dogs cleverer. Improve Teeth Health Cleans teeth and massages gums. Washable cotton fibers help to fight against tartar buildup and preventing gum diseases. Designed for Small to Large Dogs Please note that if your dog is an aggressive chewer, they might tear these toys in a couple of minutes. Supervised play will help the toys last longer and, most importantly, keep your furry friend safe. No dog toy is truly indestructible, so always remove the toy from playtime if pieces begin to break off. How safe is the filler material? The filler material used in the interactive dog toy set is made from safe, non-toxic materials that are harmless to dogs. However, it's still advised to closely monitor your dog's behavior while playing for preventing accidental ingestion. Are the toys safe for dogs' teeth and gums? Yes, the plush toys in this set are gentle on dogs' teeth and gums. The texture of the cotton fabric offers a certain friction, helping to clean dogs' teeth during play. How to clean the toys? To extend the life of the toys, hand wash and air dry them. Avoid using hot water, bleach, or a dryer, as these might damage the toy's material and structure.