★ Anti-slip effect for peace of mind ★ Prevents scratches on stairs ★ Soundproofing effect for floors ★ Washable material This is a set of 15 stair mats. The color is dark gray. With anti-slip, you can use it with confidence in homes with children and pets. With a moderate cushioning of about 4mm thick, you can comfortably go up and down the stairs even barefoot. It prevents scratches on the stairs even if dogs and cats run around, and firmly protects the floor. It also reduces the sound of footsteps, so it is recommended for apartments and two-story homes. Easy to install with an adhesive type, and can be re-applied. It is firmly fixed just by sticking it on after cleaning the stairs. It leaves no marks after use and is easy to remove. Also, it can be washed in the washing machine even if it gets dirty, so you can always keep it clean. It is hygienic as it can handle pet hair and food spills from children. The size is about 69 x 22cm, which is suitable for general stairs. It can also be cut as needed. It is a convenient item that combines safety and comfort.