Chewing Cool Teething Stick helps soothe your dog's tender gums, while providing a fun chew object. The toy has a crunchy shell when frozen, to help satisfy your dog's urge to chew. Outer shell freezes to provide soothing relief for tender gums. Mold resistant poly fill keep product appealing. Streamers, flags and ribbons add interest. Crunchy when frozen. Easy to toss and carry Streamers, flags and ribbons offer added interest.