Made of heavy duty high quality steel for durability and super strong magnets on the back. No punching, no glue, no nails, no iron suction, and can be directly attached to iron products such as refrigerators. Sleek and minimalist design, the matte black will perfectly complement any home decor. Save space in your kitchen and keep your counters clean, organized and tidy. Magnetic refrigerator shelves have built-in magnets on the back. It can be hung on the refrigerator without tools. You can install the refrigerator rack directly on smooth, dry and clean metal surfaces such as bathrooms, washing machines, iron doors, etc. No drilling required, easy to use, just put it near the refrigerator or other iron surface, made of high quality thickened stainless steel, durable, with super strong magnet on the back, strong adsorption. The surface is matte. Safe and healthy. a good organizer.