2 It is a Super-absorbent core that turns liquid to gel upon contact and is Leak proof with plastic lining to prevent damage to floors. Puppy training pads are valuable tools in toilet training your dog and it helps to minimize ‘accidents’ in the house! These training pads are a great product if you live in an apartment or condo, and it’s also a great option when it is raining, it keeps you and your dog dry inside the house. Now, with these value puppy training pads, you can train your puppy without worrying about anything! Make toilet training easier for you and your puppy!