Get organized with shelving. Find bathroom shelves, shower shelves and more at BedBathandBeyond.com. Shop for a towel bar shelf, towel racks for bath, kitchen and more – buy now. Household Essentials 3-Tier Over-The-Toilet Space Saver is a stylish storage option for your bathroom. This attractively designed piece has a durable steel frame and 3 concrete laminate shelves that can hold up to 20 lb. each. .