Features: 4 size optional: S: 33cm*45cm; 100PCS/package; M: 45cm*60cm; 50PCS/package; L: 60cm*60cm; 40PCS/package; XL: 60cm*90cm; 20PCS/package. High quality design: Be made of pet friendly material, absorb moisture quickly, with strong water lock ability, dry surface. Leakproof design: With plastic lining to prevent damage to floors, no penetration at the bottom. Solve your troubles: The room is full of pet urine, not easy to clean; air odor; when the dog gives birth to a baby, messy, and not easy to clean. Warranty: Any problem, please contact our store without hesitation. Honor to serve you!