Made of zinc alloy, which offers high strength and durability. Opening angle is 90 degrees, flush when opening, ideal for desktop applications. The 90-degree opening and closing mechanism provides smooth operation and is suitable for use with cabinets or cabinet flap doors. Built-in hinge designed for wood flip lids and panels, with a load-bearing capacity up to 10kg. Suitable for kitchens, bedrooms, cabinets, and other small furniture. Material: Zinc alloy Size options: Small / Large Small size: approximately 58x37mm (2.28x1.46 inches) Large size: approximately 65x40mm (2.56x1.57 inches) Package includes: 1 piece folding hinge Note: Please allow 1-2cm variation due to manual measurement. The actual product color may vary slightly due to monitor display differences.