What you receive: This package includes 20 reusable plant rooting devices, ideal for daily use and replacements. These devices help attach and clone existing plants easily and effectively. They also make thoughtful gifts for plant enthusiasts. Durable and reusable: The plant rooting grow boxes are made of high-quality PP plastic with a sturdy structure that resists breaking or deformation. They are reliable and durable for long-term use. Measuring 5 x 5 cm in length and width, they are designed to fit most plant types. No damage to plant roots: The root controllers feature a cutting globe design that promotes stronger root development, enabling faster propagation compared to traditional methods. They cause no harm to the parent plant, as only a small branch is used for cloning, without disrupting the plant's natural growth. Wide applications: These high-pressure propagation ball grafting devices are suitable for both indoor and outdoor plants, including roses, climbers, fruit bushes, and hard-to-root plants such as magnolia and camellias, meeting various gardening needs. Secure locking design: The garden plant rooter box includes stoppers and corner locks that interlock to firmly secure the device onto the branch, even without a stem underneath. Plastic ties can also be used to ensure a tight hold. Color: Black Material: Plastic Size: Diameter: 5 cm Package Contents: 20 x Plant rooting devices Note: Light and display differences may cause slight variations in color between the image and the actual item. Measurement may vary by +/- 1-3 cm.