Stainless Steel Cat Litter Box: Unlike plastic litter box, our stainless steel litter box is non-stick, rust-proof, easy to clean, anti-scratch, no stains and odor residue, sturdy and durable, long service life, which can reduce the frequency of replacement. Stainless Steel Litter Box with Lid: Stainless steel litter box with high sided design prevents litter spill, keeps floors tidy and reduces litter waste. The enclosed high sided cat litter box is also suitable for high-peeing cats, which prevents urine leakage and protects your cat's privacy. Designed for Pine Pellet Cat Litter: This stainless steel litter box with lid contains a sifting litter box designed for pine pellet cat litter which , the diameter of the round sieve hole is approximately 0.2 inches, pine litter absorbs urine and turns into sawdust, and shaking the sifting litter box sifts the sawdust into the bottom box which comes with litter box liners and pee pads for easy cleaning. XL Extra Large Stainless Steel Litter Box: The bottom pan size of this cat litter box is 23.6" L x 15.7" W x 8" H, and the sifting pan size is 23.6*15.7*6', Lid height is approximately 5", suitable for all size cats and multiple cat households, including large cats. This metal sifting litter box provides a comfortable space for your cat to move around.