[High quality material] The blind spring is made of nickel steel.`high resistance.Awning accessories have strong elasticity, resistance to wear and tear.wear and resistance tocorrosion.The pendulum spring is stable and durable, not easy to break.collapse under high voltage.[Camping accessories] The tension spring is suitable for camping.use on the beach and in strong wind conditions.In case of strong wind, the hook atSpring can play a cushioning role to prevent wind from damaging the tent.[Good elasticity] The fixed tension spring of the awning can firmly fix the tent and prevent wind;in strong winds, the hook atSpring can play a role in damping wind and preventing the tent from being damaged by wind.[Wide use] Coil springs are very suitable for outdoor camping, hiking, traveling, picnics and beaches.Tent awning accessories can be used in any environment.[Included in the package] 4 chrome awning tension springs, suitable for:all camping travel tents, to create a safe camping experience for you.