This door stopper is available for these areas: Wood/glass/frosted/glass/tile/metal/marble/leather/plastic, and other walls. It is not suitable for use on uneven walls or walls that are prone to dust and paint. Made of premium material, these door stops are durable, non-toxic, and ultra-soft. If this kind of silicone doormat gets dirty, you can clean it with a damp cloth. As Lab Consumables, this Rubber Stoppers is also suitable for Lab Stoppers.