90° Corner Brackets: L-shaped design, 23mm long on both sides, 17mm wide, used for fastening, repairing, reinforcing, connecting, etc. Material: Made of plastic, strong and durable, not easy to bend, resistant to rust and corrosion. High performance: 3.8mm thickness, thickening treatment, firmness and reliability, strong load-bearing capacity. Multipurpose: Building, assembling or repairing tools for many kinds of furniture, such as cabinets, drawers, shelves, chairs, cupboards. Contents: 30 squares at 90 degree angle. Note: The data is all measured manually, please allow an error of 1-3 cm. Due to differences in light and display, there may be color differences, please refer to the actual item received.