The handle set can be installed on a variety of materials, both interior and exterior doors, it is perfect for wood, glass and aluminum doors. aluminum. suitable for barn doors, bookcases, wardrobe, closet, storage doors, etc. STURDY BUT ELEGANT AND ELEGANT The door handle is made of high quality steel, strong and durable, provides a long service life; High quality frosted black surface treatment, anti-corrosion - keep your barn door handle years of beauty Quality craftsmanship Simplicity in design Applicability Sustainability Affordability