Vet's Best 50 Count Oxy Action Floor Protection Dog Pads, X-Large Vet's Best XL Oxy Action Floor Protection Training Pads for Dogs offer superior leakproof protection; 60% larger than standard training pads Oxy Action dog pee pads have a 6-layer construction with tear-resistant top sheet, quick-drying core (super-absorbent polymer), and leakproof backing Designed with Oxy to elminate odors and pH Check* that helps to measure the pH level of your dog's urine, aiding in early discovery of canine illness Dog training pads are 26 inches x 30 inches and fit most standard training pad holders Vet's Best makes dog and puppy potty training simple and easy; contains 50 extra large training pads per pack