It's made of metal buddy, not plastic. It will probably last for the next 100 years without corroding, and in 1000 years time somebody will dig it up with a metal detector and archive it. They cost about a quid to produce in raw materials wherever they are made. Most people really like them. One guy had a leaking seal and could have used PTFE tape to get the seal sorted or possibly had a poor tank. But the reviews overall have been great. https://www.ebay.co.uk/urw/The-Barn...d-Aquarium-UK-Plug/product-reviews/1188153682 Mine is going for three years now.