Metal pet circle for medium-sized dogs, convenient with an entrance. - Type: Dog pet circle - Material: Metal - Size: For medium-sized dogs - Features: With entrance - Bottom material: Plastic - Color: Silver There are no problems with use, but one fastener is missing. If you are concerned, I will secure it with a cable tie. It has rollers, so it's easy to carry. System Circle Tray Included ST-600IN Pet Cage PEC 902, PEC-903 Although it's difficult to see in the photos, there are scratches and dirt, so please check them! Thank you for looking.