This set of 5 pieces spring locks for sunshade sail is ideal for outdoor camping, hiking, travel, picnics, beaches. Made of stainless steel, these spring locks are durable and have strong elastic wear resistance and corrosion resistance. The awning attachment tension springs can attach your tent firmly and are windproof. In strong wind, the spring hook can cushion the wind and prevent tents from being damaged by wind. Additionally, the spring lock is stable and does not collapse easily under high tensile tension.