I did run into difficulty assembling the crate. One of the latches you have to undo to put the "wall" up was truly nearly impossible to unlatch. It was grueling but after about 15 minutes worth of painful attempts I managed it. Hopefully this was just a flaw in mine and no one else will have that problem.. or they'll figure out how to undo the latch with a tool.
Update: We traveled quite a bit this holiday season and this portable crate was absolutely awesome! I have seen some reviews about bad zippers but suspect it's due to misuse. You have to raise each side before zipping it -- just common sense, people. Otherwise, there is too much pressure on the zipper. I think zippers on this crate are sturdy. Another suggestion is placing your dog's favorite bed inside. The crate (we have extra large) has plenty of room to add an extra large fluffy dog bed our dog loves. Because the crate folds flat, we place the crate in the cargo area and cover it with dog's bed when on the road. The dog sprawls like a queen! :) When we get to the destination, we unfold the crate, throw the bed inside, and voila -- cozy house that ... full review
Product Description: These premium quality Dkeli Metal Pet Crates are crafted using commercial-quality materials and superior manufacturing. They are built for long-lasting durability and security using an all-steel, high tensile-strength wire that is securely formed and welded into a tight mesh pattern. The crates feature multiple doors that lock easily with a slide-bolt latch. Finished with a durable black Electro-coat finish, these crates are rust, corrosion, and fade resistant even in extreme climates. To set-up, simply unbox and fold open; no tools are required. Each crate features a lightweight, slide-out tray made of durable ABS plastic. The tray features a lip around the perimeter and is held in place with a retaining bar making it easy to remove and clean without needing to open.