This wall-mounted set consists of 3 separate pieces. The loading capacity of each shelf is 17 lbs, 20 lbs, and 22 lbs, respectively. You have the flexibility to use them individually as wooden single corner shelves or assemble them into a 3-tiered configuration. They can be used in the living room as indoor plant stands, in the kitchen for spice storage, or even in the bedroom as additional shelving. They are versatile and adaptable to suit your specific needs.