Unfortunately, production studios do not supply COAs at their auctions. This item is a set of three jars with growing medium from the science lab of Starfleet Academy. All components of this item are from the production. Series/Production: Star Trek: Starfleet Academy. Type: Science Lab Grow Medium B (3 jars). Dimensions: approximately 2 x 5 inches. Important note on screen use. Unless otherwise stated, we are not claiming this item is screen-matched to a specific episode or scene. Check out our website for authentic and ancient Persian artifacts??