3-Pack. The CleverMade Collapsible Milk Crate is a sturdy, space-saving crate that simplifies storage and more! Pop the crate up when needed for everything from grocery shopping to moving. It even includes integrated rails for a file system and can haul up to 50 lbs of tools, gear, garage clutter or children's toys. When not in use, simply collapse down and store just about anywere. Leave a stack in the trunk of your car and another under the bed until you're ready to use.