Stainless steel material: This spring hanging chair is made of 304 stainless steel, providing a stable, smooth, and safe suspension. It resists rust for long-term durability. Safe and reliable: The high-quality spring hanging chair is suitable for both children and adults, with a 250 kg weight capacity. Rotary design: The rotating feature enhances flexibility and allows for wide application. The spring hanging chair enables easy and secure attachment of hammocks and chairs. Hanging chair accessories: Includes 1 hammock hardware spring, 1 360-degree rotatable hook, and 2 carabiners. The large carabiner hooks easily attach to the spring holes, compatible with various brackets and ceiling mounts. Multi-function: This high-quality stainless steel spring is suitable for hanging chairs, hammocks, sandbags, outdoor swings, and aerial yoga on balconies. Product features: Constructed from durable steel, resistant to rust and moisture. Features closed eyelets at both ends positioned at 180 degrees. The tension spring is galvanized. The carabiner allows 360-degree rotation for convenient use and can be turned in any direction. The swivel connects securely to hammocks or rocking chairs, preventing tangling and loosening during use. Specifications: Material: 304 stainless steel Load capacity: 250 kg Spring length: Approximately 15.5 cm Package includes: 1 x hammock spring, 2 x carabiners, 1 x 360-degree swivel