The Door Hinges for Interior Doors 3-Pack by Design House are perfect for adding a sleek and durable touch to your home. Made of steel with a matte black finish, these 4-inch x 4-inch hinges are designed for interior doors and come with a 1/4" radius style. The set includes three hinges and screws for easy installation. With a door mount design, these hinges are a stylish and functional addition to any home's interior.S