50pk - NEW Spoke Design CLONING COLLARS INSERTS - DIY Cloner - BLUE, BLACK, RED, NEON GREEN by Cz Garden Supply 50 Insert Collars - 4 Colors - Blue, Black, Red, NEON Green - DISCREETLY SHIPPED 49mm x 19mm (1.93" x 3/4"). Perfectly fits 2" net pots NON-TOXIC, Sterile, Soft material holds no water to help prevent stem rot New Improved Spoke Design features 8 slits & 1 hole to cushion tender cuttings Write Details on them and quadruple or quintuple the number of cuttings in the same space!