Quality Material: The material of this hanging chair spring is galvanized steel, which ensures its durability and longevity, and it can also withstand all kinds of weather conditions and provides you with stability and reliability. Multi-purpose: This swing spring is widely used both indoors and outdoors, you can use it when you install a hanging chair on the balcony of your home, which can provide a swing function and provide you with a comfortable seat. Size: The size of this hanging chair swing spring is moderate, with a certain weight, you can put it in a school bag or case, you can easily carry it to a variety of different places for use, it will not cost you too much energy. Simple Silver Exterior: This 500kg spring hanging chair is simple and elegant with silver as the main color. This classic color combination fits any outdoor environment, adds a touch of brightness to your room, and highlights your temperament and taste.