This multi-functional vertical bookshelf combines practical storage furniture with a comfortable cat activity space, making it a perfect addition to living rooms, bedrooms, and home offices. Standing at 63.5" H x 35.4" W x 15.7" D, it adopts a space-saving tall vertical design to maximize storage while taking up minimal floor space. It features multi-tier open shelves and separated cubbies for organized storage of books, decorations, baskets, and daily supplies, and integrates built-in cat houses with pass-through holes to satisfy catsā natural instincts of resting, climbing, and exploring. Made of high-quality MDF material with a total weight capacity of up to 300 lbs, it boasts a scratch-resistant and waterproof wood-grain surface, stable structure, and floor-protective pads. With a stylish furniture-style appearance, it blends perfectly with modern home decor and brings dual functions of storage and pet companionship to your home.