Right now, Amazon is throwing its annual Pet Day sale, which includes lowered prices on tons of pet supplies. The sale includes fun stuff like toys and treats, as well as expensive necessities like medications and supplements. Nerf Dog Tennis Ball Blaster Dog Toy Gift Set, Tennis Ball Dog Fetch Toy Launches up to 50 ft — $22 (was $29) Make fetch more fun for both you and your dog. Self Cleaning Litter Box, 68 L Automatic Cat Litter Box for Multiple Cats — $399 (was $599) Your cat deserves a fancier bathroom than you have. Amazon Pet Day deals on dog and cat supplementsAmazon Pet Day deals on dog and cat medication and treatmentsAmazon Pet Day deals on dog and cat snacks and foodAmazon Pet Day deals on dog and cat toysMore Amazon Pet Day deals