These are not surplus items. These mycelial bottles have been temperature-controlled and aged for two months. Mycelial bottle 1100 2 bottles Ideal for *Dynastes*, *Mesotopus tarandus*, *Lamprima aurata*, and rainbow stag beetles. Recently, I set up 12 egg-laying sets for *Phalacrognathus muelleri* rainbow stag beetles. Unlike simply left-over mycelial bottles, these are for egg-laying sets. Kuwara mycelial bottle 1100 2 bottles I'm hatching nearly 100 *Mesotopus tarandus* beetles annually. Kuwara mycelial bottle 1100 is Ideal for raising *Dynastes*, *Mesotopus tarandus*, and *Lamprima aurata*. I can teach you how to use them and how to raise the insects. Type of supplies: Larval rearing supplies, mycelial bottles Type of insect: Stag beetle