Material and finish - Made of chrome-plated 304 stainless steel. The spring surface features a waterproof transparent coating for protection, high hardness, and long life. - Heavy duty design provides rust and corrosion resistance. Recyclable and environmentally friendly. Multifunctional use - Safe for hammock chairs or ceiling mount porch swings. - Suitable for a wide range of setups including yoga, porch swings, hammocks, sandbags, hanging chairs, lamps, sling trainers, awnings, chairs, backyards, pools, caves, and other indoor or outdoor applications. Design and performance - Made from heat-treated stainless steel springs with a weight capacity of 650 lbs per spring. - One-piece hammock spring design with an even suspension system to improve elasticity without being too stiff or too loose. Package contents - Includes 2 x stainless steel springs (304 stainless steel). - Each end of the swing spring has a rubber tip to prevent scratching fingers or hands during installation. Use scenarios - Outdoor porch setup: Install the springs on a ceiling mount or supported frame to create a smooth, balanced swing experience for adults and older children, with strong load support. - Indoor lounging or yoga corner: Use the springs to suspend a hanging chair or hammock chair in a living space, enabling comfortable, controlled movement for relaxation or stretching. - Poolside or shaded outdoor area: Set up the springs for a lightweight, stable hanging hammock or chair by a pool or in a garden nook, providing a versatile and durable suspension solution.