Dog training pads are absorbent pads that are placed on the floor to catch a dog's urine and feces. They are typically made of several layers of material, including a moisture-wicking top layer, an absorbent middle layer, and a waterproof backing to prevent leaks. These pads can be particularly useful for housebreaking puppies, as they provide a designated spot for the puppy to go to the bathroom indoors.
Dog diapers, on the other hand, are designed to be worn by dogs who are unable to control their bladder or bowel movements due to medical issues or old age. These diapers are similar to those used for human infants and are designed to fit snugly around the dog's waist to prevent leaks. They are available in a range of sizes to fit dogs of different breeds and sizes.
Both dog training pads and diapers can be useful tools for managing a dog's toileting needs indoors. However, it's important to note that they are not a substitute for proper training and supervision, and should be used in conjunction with regular outdoor bathroom breaks and training sessions.