PLANT PROPAGATOR: Uses the ancient method of Air Layering which is about growing roots right on branches to reproduce your plants and produce a new one.It works on indoor and outdoor plants and hard to root plants. REUSABLE ROOTING DEVICE: Made of high quality PP material which is durable and long period of use.The propagation shells are sturdy and durable enough to be reused again and again so you can clone more plants to your yard's content. STRONG & FAST RESULTS: This is specially created with a cutting globe design that helps your cuttings achieve stronger roots to reproduce a more mature plant faster than normal propagation methods. Secure Lock: Designed with caps and corner locks that nest and secure onto the branch to hold the propagator in place even without the stem underneath.However, you can use plastic ties to hold the shells securely. PLANT SAFETY: Four small holes help you root more efficiently and sturdy, and our rooting device adds water inlet for easier watering.It is suitable for various plants, whether indoors or outdoors, such as roses, fruit trees and plants that are difficult to take root.