- This bathroom hardware is made of 304 stainless steel, a material that has undergone formal testing and is highly corrosion-resistant, rust-free, and durable for over 20 years. - Its high hardness makes it difficult to damage, and its eco-friendly nature ensures your family's health and safety. - With a sleek stainless steel finish and a combination of stainless steel and iron materials, this product not only performs well but also adds a touch of sophistication to your bathroom.