Indoor shoe is a term used to describe a type of footwear that is designed to be worn inside the home. The most common type of indoor shoe is the SLIPPER, which is a soft, lightweight shoe with a sole made of rubber or cloth. Slippers are usually designed to be comfortable and provide warmth and protection for the feet. They are often made of materials such as leather, suede, velvet, or synthetic fabrics. Slippers are typically slip-on shoes and come in a variety of styles and colors.