Material: This coaster rack is made of 304 stainless steel, which is durable and does not rust, and can be used for life. Note: This is a small size coaster rack! The storage shelf has a diameter of 10cm/3.9in, and the height of the barrier is 7.5cm/2.9in. Storage assistant: This shelf is suitable for round, square, and shaped coasters, it can help you store some blocky items at home. Cleaning: Our coaster storage shelf has a smooth surface, which is easy to wipe and clean. Not only will they not make your home look messy, they are more conducive to decorating your kitchen. Package: Our package contains 4 coaster racks, but does not include any coasters, please be aware. Useful: Home wrought iron shelf decoration is a very multi-functional storage shelf, it can be used in kitchens, living rooms, cafes, bars, etc., and it also has a certain decorative role.