Solvit PupSTEP X-Large Wood Pet Stairs DURABLE CONSTRUCTION: Made of wood construction with rich, walnut stain; tested to support 150 lb. PERFECT FOR MEDIUM TO LARGE PETS: The step size and spacing make using the stairs easy and comfortable for medium to large-sized pets; stair dimensions are 30 in. L x 19 in. W x 25 in. H; individual step measurements are 7.5 in. D x 18 in. W x 6 in. H EASY STORAGE AND TRANSPORT: The PetSafe Solvit PupSTEP Wood Stairs easily fold and can be tucked away when needed COMFORTABLE ACCESS: Built-in side rails help pets feel confident and secure when going up and down the steps SUPPORT FOR YOU: Call our expert US-based Customer Care Specialists at 1-800-845-3274 with any questions; were available Monday through Saturday by phone, chat and email to assist you and your pets EXPERIENCE: PetSafe brand has been an industry leading US manufacturer of pet behavior, containment and lifestyle products since 1991, helping millions of people and pets each year IMPORTANT INFORMATION: While strong and durable, the PetSafe Solvit PupSTEP Wood Pet Stairs are designed for PET USE ONLY