NOTICE & GUARANTEED – To make sure that the size of ball would not be inhaled or swallowed by your dog. keep an eye out for wear and tear and replace when it get gnarly. If there is any quality problems, reach out to us.IMPROVES DENTAL HEALTH — Unique shape with spikes help prevent plaque and tartar buildup as dogs chew. Meanwhile,it tends to satisfy a dog's natural instinct to chew to massage gums and improve dental health while dogs play.PREMIUM MATERIAL & SAFE — This training and interactive toy is made of food grade, non-toxic,soft TPR (BPA free), make it hard to be broken and spikes buffer on the surface of the ball prevent your puppies from choke.NOTICE & GUARANTEED – To make sure that the size of ball would not be inhaled or swallowed by your dog. keep an eye out for wear and tear and replace when it get gnarly. If there is any quality problems, reach out to us.