DURABLE & LONG LASTING: The Amniau enclosed stainless steel cat litter box is engineered to last up to 5 years without losing shape. Unlike plastic, stainless steel reduces odor and is easy to clean, maintaining a cleaner environment with only 20 pounds of cat litter. VERATILE ENCLOSURE: Assemble the litter box to suit your cat's preferences. The enclosed setting gives your cat privacy and effective odor control, while the semi-enclosed setting is perfect for cats who prefer open spaces and simplifies cleanup. LARGE SIZE, HIGH CAPACITY: Measuring 23.6" x 15.7" x 16.9", this extra-large litter box accommodates large and multiple cats comfortably. With over 70 liters of capacity, it offers 20-40 days of clean, hassle-free use.