Super Sprouter 72 Cell Germination Insert Tray - Round Holes (100/Cs)
Super Sprouter 72 Cell Germination Insert Tray - Round Holes (100/Cs) at HorticultureSource.com -
Fits snugly in a standard 10 x 20 propagation flat. Heavier duty than competitive inserts. Choose from round hole or square hole openings.