Pad holder prevents training pad tearing and shredding, and keeps urine from flowing over the pad edge. Simple and easy to use in three steps, and holds any training pad 21 inches x 21 inches or larger. Holds any standard or extra large dog training pad (21 in x 21 in or larger) Pad holder prevents training pad tearing and shredding, and keeps urine from flowing over the pad edge The perfect companion to Simple Solution Dog and Puppy training pads Folds for storage and shelf display