USA MADE 72 CELL AIR PRUNE TRAY FROM BOOTSTRAP FARMER - YouTube
Modular seed tray. Fits a standard 1020 tray. Has cutouts for air pruning and a push hole for getting out the plugs : r/functionalprint
Elixir Gardens Deep Root Trainer Set | Haxnicks Rootrainer Propagation Growing System | Quantities 1-10 Available | Includes Re-Useable Cell Pack + Seed Tray + Lid | x 1 : Amazon.co.uk: Garden