SUS304 Stainless Steel: High quality material, rustproof and durable, suitable to use in humid environment. Bathroom Helper: Stick it on the bathroom or besides the sink, keep your towels dry and neat, mount it in vertical or horizontal direction, if it is vertical, can be used as a guest towel holder to store towels, if horizontal, can be used to keep your towels dry. Self Adhesive Installation Way: Easy to install, just take seconds, the large adhesive strip on the back enhance the stickiness, ensuring the long term use. Some Tips: The wall towel holder is not suitable for wallpaper or painted wall. To make sure it is firmly attached, waiting 24 hours before hanging things. Size: 40 4.5 6 cm