Black Cloning Collars Inserts for 3" Net Pots, DIY Cloner by Cz Garden Supply (25 pack) * 25 BLACK CLONING INSERT COLLARS at the preferred 72mm x 19mm (2.83" x .75"). These are the ultimate replacements that perfectly fit 3 inch net pots. These are available exclusively from Cz Garden Supply. US Trademark, USPTO, and Amazon Brand Registry Protected. Get the original! * MAKES PROFESSIONAL CLONING EASY whether using a commercial cloning machine or DIY Cloner. Clone up to 8 TIMES the number of cuttings in the same space! Enjoy far more production with less work. * NEW IMPROVED SPOKE DESIGN gives you 8 slits and 1 hole to cushion tender cuttings. Take your growing operation to the next level for healthier plants and far greater production! You'll notice the difference immediately. Write Details on them and quadruple or quintuple the number of cuttings in the same space! * 100% MONEY BACK GUARANTEE ensures this will quickly become your favorite no-risk purchase. Many people are stocking up with several packages so they have plenty of highest quality professional Cloning Insert Collars on hand. HURRY AND BUY NOW while we have these innovative collars in stock. They make a great birthday present, holiday gift, or anniversary gift for your favorite hydroponics fan or anyone who wants an easier and more successful growing experience.