The VPS Hip and Joint Support DS Chewable Tabs are double strength chewable tablets that contain high quality ingredients such as, Glucosamine HCI, Sodium Chondroitin Sulfate, MSM, and Manganese Ascorbate, all of which help with healthy joint function within your aging friend. These tablets administer easily with its highly palatable flavors, and when taken daily it will help reduce the pain and swelling in joints. About Classic Products, Inc. Since 1982, Classic Products has been designing and creating innovative, top quality products for our beloved pets. Their motto has always been: you can pay more, but you cant buy better. Classic Products founder, Bob Migatz, discovered a way to produce a Teflon coating that adheres as well as chrome and pioneered a longer tooth rake on pet combs. While pet grooming products are why Classic Products came to be, thats not all they do. Pet training tools, veterinary aids, pet feeding equipment, plus fun dog and cat toys and even rawhide and chew treats. Classic Products is all about making life with your pet easier and more fun. * Reduces the pain and swelling of joints * High-quality ingredients * Sizes: 60 count, 120 count, and 250 count * Can be used for cats