DIY Plants: Very suitable for hydroponic plant germination in DIY nursery boxes and cloning machines. Whether you are using a commercial cloning machine or a dedicated nursery box, this is the for plant germination 30 Pack of Cloning Collars: These collars are perfect for net pots and hydroponic or aeroponic growing. 1.89 inch (Diameter) x 0.75 inch (Height) - 5cm x 1.9cm. Perfect for professional or DIY home cloning machines and kits Special Spoke Design: The new and improved spoke design provides you with 8 and 1 hole to cushion tender cuttings. Improve planting efficiency, obtain and higher yields and healthier plants High Quality: The garden clone collar is made of high-quality sponge, soft, breathable, reusable, and waterproof, ensuring the friendly growth of plants. For plants, it is very suitable for organic and hydroponic growers Scope of Application: Whether you are using a commercial cloner or a DIY cloner, you can easily clone professionally. very suitable for DIY cloning machine, Manufacturer: Vjsujehgy