"Replacement Crate Pans for Midwest Quick Folding Crates. Tough Black ABS Plastic Pans sized to fit the Midwest Quick Folding Crates. Replacement Pan Features: 1. Leakproof and they cannot rust or corrode. 2. Easy to clean. 3. Spare pans are handy when you're cleaning since a clean, dry pan is always available. 4. Many people use the larger sizes without the crate, lined with newspapers or weewee pads for indoor toileting. Size: 36 In x 24 In Fits Models 506, 606, 706Bk, 1236."