ChewProof Spare Legs are made of Aircraft Grade Aluminum and designed for any ChewProof dog bed. From Time to time, stuff happens and you may need to replace a leg (or several). They are specifically designed to fit with ChewProof Dog Beds and the aluminium design ensures they are long-lasting. They come with the Life Time warranty that ChewProof is renowned for. Overall the Spare Legs are an excellent investment for any ChewProof Dog Bed Owner who is seeking to maintain a ChewProof bed and ensure that the bed will last for many years to come. Spare Legs for a ChewProof Bed, because Stuf Happens