Gardeners Blue Ribbon 6" Saucer Plus provides heavy duty protection for your floors. Made with extra-thick construction, this plastic saucer is designed to provide extra durability and longer life. It can be used to protect from scratches and stains on both your floors and furniture. The grooves on the saucer capture extra water and help keep your plant of that water to avoid root rot. This saucer is recommended for indoor use only.