EZ-Clone 65 Hard Cloning CollarsDescription EZ Clone 65 Hard Cloning Collars: These cloning collars are designed for use with any type of cuttings. Specific Design: The EZ CLONE Color Cloning Collars are constructed especially for use in the EZ CLONE Cloning System. They are made from sterile material and designed to keep your cuttings upright in the lid, offering optimal exposure to air and light for the top leaves, while ensuring the stems of your cuttings have unrestricted access