stackable litter boxes

Hooseng Cat Litter Box Enclosure with Feeding Station, Indoor All-In-One Large Hidden Cat Washroom with Condol, Sisal Scratching Post and Perch

Stainless Steel Litter Box with Lid, Large Kitty Box, Enclosed Metal Litter Box with Removable Top & Litter Scoop, Tall Covered Dog Proof, 15.35''

Costway Corner Cat Litter Box Enclosure End Table w/ Open Shelf 2 Entries Double Doors Rustic Brown

Whisker Litter-Robot 4 Ramp

2-in-1 Cat Tree Tower with Litter Box Enclosure - Multi-Level Condo with Scratching Posts, Hammock & Plush Perch for Climbing, Scratching

Allforpaws Cat Litter Box Foldable, Grey

PetCove XL Stainless Steel Cat Litter Box with Lid – Enclosed Metal Litter Box for Indoor Cats with Odor Control & Privacy – Green

GOCAPTAIN Non-Stick Stainless Steel Cat Litter Box with Lid, Side Opening, Splash-Proof, Leak-Proof, Easy Clean, Durable, Includes Double Layer Mat

Cat Litter Box Enclosure, Cat Washroom Litter Box Furniture with 2 Doors, Multi-Functional Storage Bench Cat House

Yaheetech 53.5"H Cat Tower with Scratching Post for Kittens

Whizmax Cat Litter Box Enclosure with Cushion, Hidden Cat Litter Box Furniture with Top Opening, Flip Top Litter Box Enclosure, Cat House

Costway 34.5” Cat Litter Box Enclosure Cat Climbing Tower w/Sisal Scratching Post & Mat

Cat Litter Box Enclosure, Wooden Cat Washroom Furniture with Barn Door, Hidden Litter Box Cover, Dog Proof Feline Litter Boxes, Kitty House

IRIS USA Square Top Entry Cat Litter Box, Kitty Litter Pan with Litter Particle Catching Cover and Privacy Walls, Cat Pan

Whisen Foldable Cat Litter Box with Private Safe Space, & Grate, Easy Access for Cats Up to 10lbs

Merry Products Cat Washroom Storage Bench Boxes with Removable Partition Wall

Cat Tree House, Cat Condos, Aesthetic Cats Tree, Hidden Litter Box, Wooden Cats Furniture with Multiple Platforms with Sisal Scratching Posts

48.5''H Cat Litter Box, Enclosure with 3 Shelves, 2-in-1 Hidden Cat Litter Box Enclosure with Shelf, Tall Cat Cabinet Hidden Litter Box Furniture

Self Cleaning Litter Box, 100 L+15L Automatic Cat Litter Box Self Cleaning for Multiple Cats, App Control,2 Roll Garbage Bags+Cat litter mat

Extra Large Enclosed Stainless Steel Cat Litter Box, High Wall, Non-Stick, Anti-Leak Metal Pan for Big & Multi-Cat, Odor-Resistant, Easy Clean

GOCAPTAIN Stainless Steel Cat Litter Box, Large Litter Box for Big Cats, Multi-Cat Households, Cleaning Pedal, High Sides, Anti-Scratch, Easy to Clean

57.5" Cat Tree w/Litter Box Enclosure, Condo & Hammock - Modern 2-in-1 Tower w/Scratching Post, Perch & Storage

Double Litter Box Enclosure, Litter Box Enclosure with Double Room,Cat Hidden Litter Box Enclosure Furniture

Cat Litter Box Enclosure Furniture, Hidden Litter Cabinet with Indoor Pet House, Large Condo with Storage, Modern Enclosed Furniture for Cats