High quality material: Made of high quality materials, high quality stainless steel with nylon rollers, sturdy, durable, not easy to rust and wear. The surface is smooth and will not scratch your skin. High quality pulley: Nylon pulley for a smooth glide. Opening and closing will not make any noise and will not disturb the person in sleep. 12PCS Door Catches: Easy installation,each catch matched with 4 fitting screws. Package Included: 12 pcs Door Catches Easy to install: Installation of double roll door fasteners is fast and easy, even if you never have experience, understand immediately. Multiple uses: Suitable for cabinet doors, lockers, vanities, doors, etc. Ideal for homes, offices and stores. Product name: Door Catches Material: High quality stainless steel with nylon rollers Quantity: 12 x Door Catch,48 x screw Colour: Zinc Plated and Antique Bronzed Size: Image details Mounting Hole Diameter: 7.4 x 3mm Package Included: 12 * Door Catches 48 * Screws Note: 1.Stay away from children 2.If for any reason you're dissatisfied, we guarantee 100% refunds. Guarantee: If you are not satisfied with your purchase, please contact us by email directly on Amazon. We will provide you EXCLUSIVE 1 YEAR REFUND or REPLACEMENT .