Easy to install and remove. When they get dirty, just machine wash. You can also clean them quickly with a broom or vacuum. Threelayer construction for durability and safety. Surface is made of quality, wearresisting polypropylene fiber; the buffer layer is nonwoven fabric; the nonskid bottom is TPU. This combination provides a soft, quiet feel underfoot with reliable stability. Good sound insulation and stair protection. Designed for use on wood, marble, and stone steps. Lightweight and gentle on stairs, and they remove without leaving any residue. Enhanced safety and traction. The soft nonslip surface offers grip and traction, helping to prevent slips for children, babies, the elderly, and dogs. The nonslip bottom provides a strong grip, enabling you to move up and down stairs with confidence. Practical use scenarios Family homes with kids or elderly relatives who need safer, stable stairs. Petfriendly households to reduce slipping for dogs on wood, marble, or stone stairs. traffic stairs in rental properties or busy living areas where quick cleaning and easy removal are beneficial. Materials and performance at a glance Surface: polypropylene fiber (wearresistant) Buffer: nonwoven fabric Bottom: TPU (nonslip) Features: machine washable, easy cleaning, residue removal, lightweight, motionfriendly grip on various step surfaces