Quick-dry surface with built-in attractant for potty training; leakproof plastic lining keeps floors safe from damage For indoor/outdoor/car use; suitable for puppy training, assisting older dogs or as an alternative when outdoor is not an option Technology: The 5-layer anti-leakage property of pads prevents leakage and protects your surface from any mess. General-Purpose: The training pads have multi-role and can be used for other pets as well. Super Absorbent: The highly absorbent quality of training pads traps the urine and instantly turns the liquid in to gel. Odor Neutralizer: The unique odor control technology of puppy training pads has an ability to neutralize noisome odor and keeps the environment healthy. Pad dimensions: S: 33*45CM M: 45*60cm L: 60 thousand 60cm XL: 60*90cm