Product uses: Zen pet roller is an amazing Massage tool for our beautiful fur babies. The pet roller can be used on dogs and horses. You can use it cold or hot for sore achy muscles. The roller also is amazing warm to help calm your pet if he or she is anxious. The Zen Roller works wonderful on Horses and helps increase circulation in their legs. They also like to lick it because of the minerals.The Roller for pets cannot be used on cats because they are allergic to the salt sorry we wish they could use it. The Zen Roller is a must have for any animal lover.