1. This spring lock is made of 304 stainless steel. The material is thickened and reinforced, sturdy and durable, not easy to deform, rust-proof, high strength, effectively resisting various weather conditions, and good stability. 2. This spring lock has a built-in spring and button. Just press the button protruding from the door lock to lock the door. Simple, convenient, fast, safe and stable, allowing you to stop faster and safer. 3. Wide range of applications, suitable for bedrooms, bathrooms, toilets, garages, basements, offices, closets, boxes, grass, kennels, fences and other places. Technical information: Material: 304 stainless steel Color: as shown in the reference picture Product size: 5.8 x 3.7 cm / 2.3 x 1.5 inches 【Included in this package】 2 x Snap-lock