OUT! Heavy Duty Quilted Dog Training Pads, 21 x 21, 40 ct Out! heavy duty dog pads (40 count) are 21 in x 21 in and provide you extra strong protection and odor control for dog messes Heavy duty dog pads have a 5-layer pad construction for 25% more absorbent and 50% stronger (compared to out! odor control pads) Dog pads have a super absorbent core to lock away wetness and neutralize odors, a strong top sheet and thicker back sheet to prevent tearing and shredding Perfect for pets with working parents, dogs with incontinence, and car seat protection when traveling Great for working pet parents, puppy house breaking, pets in apartments