Please note: It is better for you to measure the length of your springs from one end of the hook to the other, which are disconnected from your trampoline and completely relaxed Material: Made of high quality metal, and sturdy, unbreakable, excellent resilience and durability. Size: Steel trampoline springs are about 5.5 inches/14 cm in length and 3 mm in diameter made of steel, 28 coils in total Curved hook: One end of the hook is curved at an angle that provides excellent grip, which allows you to bounce safely and securely without worrying about the springs coming off. T-hook: We additionally provide you with a strong T-hook to help you easily and quickly replace your rusty and dangerous springs to get back to bouncing and bring your trampoline back to life Color: Silver Material: Metal Package Contents: Package: 16 * Trampoline Spring 1 * Trampoline T-Hook Only the above package content, other products are not included. Note: Light shooting and different displays may cause the