FastRacks are the best system to drain, stack & store bottles of various sizes. Made from Food Grade HDPE, these racks and trays are dishwasher safe. FastRack24 racks hold 24 12-oz bottles & FastRack12 racks hold bomber & wine bottles of various sizes. These racks and trays take up minimal space and can be stacked up to 10-high for compact storage. The inside of bottles do not make cotact with the racks ensuring sanitary drying conditions. Once you pick up a FastRack, you'll never go back to Bottle Trees.