Polymer Storage Solutions Collapsible Crate with Cut-Out Sidewall - Foldable, Black, X-Large Collapses to less than 20% of full size / Stores Flat when not in use. Built in Slots for Labeling. Stackable/Inter-Locking, Nestable, Light Weight, Ventilation Holes, Easy to clean, and Recyclable. Also features, a unique integrated release handle; pull to release and collapse the crate. Collapsible crates of different sizes are all compatible with one another, including Polymer pallets and dollies; to create a totally modular system. Temp range F -4 to 120