Versatile Plant Support: This Retractable Yoyo Plant Support Hanger is designed to be hung on the stem or branch of a plant,stopping it from falling or tilting. As the plant grows taller, the pull line of the hanger adjusts to accommodate its height, gently retracting and continuing to support the plant. Hook Design: The hook of this Grow Hanger gently grips onto vine like plants such as melons and flowers when in use. After harvesting mature plants, the hook can be retracted for repeated use. Material: The Plant Support Hanger is made from PP material that ensures longevity and resilience against various weather conditions. Adjustable Size: Retractable Plant Support Spool Roller measures 13.5 cm when retracted and extends up to 140.1 cm when fully stretched out, making it suitable for supporting plants of different sizes. Package Includes: Each package comes with 1 piece plant yoyo hanger that is easy to install and use. Specification: Material: PP Size Chart: Retracted 13.5cm/5.31inch Extended 140.1cm/55.16inch Package Includes: 1 Retractable Yoyo Plant Support Hanger Note: Please allow slightly errors 1-2cm differences due to manual measurement.