This bookcase is made of high-quality waterproof and scratch resistant materials, and has a dual anti fall device structure. The sturdy and stable structure makes it a reliable and sturdy storage solution for your home or office. Adequate and flexible storage space, this bookshelf has 4 layers of open storage partitions and 1 layer of cabinet doors for storage, totaling 5 layers of storage space, providing ample and flexible storage space for all your items. Ebern Designs