stackable litter boxes

Sam's Pets Helix Litter Box

Van Ness Translucent Enclosed Cat Litter Pan

PAW TRAX High Wall Litter Box, White/Blue

FURBULOUS Odor Free Self Cleaning and Packing Cat Litter Box - White

JUJABU Automatic Large Capacity Self-Cleaning Litter Box with Infrared/Gravity/Ambient Light Function

JUJABU Automatic Scooping and Odor Removal Self-Cleaning Cat Litter Box

Petmate Plastic Assorted Litter Box 1 pk

Midlee Hidden Cat Litter Box Furniture Enclosure

ELJGET Cat Litter Box, Hidden Kitty Litter Cat House with Hidden Plug, Indoor Cat Washroom Side Table Cat House, Large Wooden Enclused Litter Box

Cat Litter Box Enclosure with Scratching Post, Hanging Balls, 2-in-1 L-Shaped Corner Cat Litterbox with Storage Cabinet

Hidden Litter Box Enclosure with Cat Tree - Wooden Cabinet w/Wheels, Hammock & Scratching Post, Retro Brown

Cat Tree with Litter Box Enclosure, Litterbox Cat Tree for Indoor Cats with Large Platform

Whisen Cat Litter Box Furniture with Hidden Litterbox Enclosures - Antique Black

Sandinrayli 8-in-1 Eggloa6 Hidden Cat Litter Box Enclosure Planter, Grey

Cat Litter Box Enclosure,Hidden Litter Box Furniture for Cats

ONWITH Cat Litter Box Enclosure with Scratch Pad, Hidden Litter Box Furniture

Cat Litter Box Enclosures with Top Opening with Cushion, Litter Box Furniture Hidden, Wooden Cat Washroom Indoor, Privacy Pet House

Gulches 35.83" Modern Black Cat Litter Box Enclosure - Hidden Furniture with Scratch Pad & Corrugated Cardboard Scratching Pad（1 set）

Akoasm Cat Litter Box With Scoop, Lid, Filter & Tray-Green

Bella Depot 63" Multi-Functional Cat Tree with Litter Box Includes Removable Washable Cushion

Ridstar Multi-Use Litter Box House with Storage-Brown

Phiestina Stainless Steel Cat Litter Box with Lid, Extra Large Pan with High Sides, Pedal Filter & Scoop, Gray

Modern 2-in-1 Cat Tree and Litter Box Enclosure with Odor-Resistant Surfaces, Multi-Level Tower, Durable Climbing Posts, Removable Pompom Sticks

Gulches Light Gray Covered Cat Litter Box with Lid - Indoor Litter Box with Tray, Scoop, and Filter