These are not leftovers. These mycelium bottles have been temperature-controlled and aged for two months. Mycelium bottle 1100 4 bottles Ideal for *Cyphonistes*, *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 mycelium bottles, these are for egg-laying sets. Kuwara mycelium bottle 1100 1 bottle I've been hatching nearly 100 *Mesotopus tarandus* beetles annually. Kuwara mycelium bottle 1100 is ideal for raising *Cyphonistes*, *Mesotopus tarandus*, and *Lamprima aurata*. I can teach you how to use them and how to raise the beetles. Type of supplies: Larval rearing supplies, mycelium bottles Type of insect: Stag beetles