4Legs4Pets 40x22 Pet Cot in Gray with Black Legs, Unassembled Cover is made of the extremely durable fabric Texron; a non-sag, open weave, vinyl covered polyester yarn. Lace-up cover can be tightened periodically if necessary. No screws, nuts or other small parts. Assembly Required: Yes. Country of origin: United States. Product Dimensions: 5"H x 40"W x 22"D Legs are made of high impact polypropylene plastic. Cots are stackable. Leg Color: Black. Frame of bend-resistant, powder-coated, 18 ga. cold-formed steel. Fabric Color: Gray.