Fortress (Custom Type I - Bone 1) Fortress Nest Block Size 4x4x4 inches

Nest Block Size 4x4x4 inches (100mm x 100mm x 100mm)

Museum Glass Panels

4x4x4" (100mm x 100mm x 100mm)  foraging area on top

Medium/Large Tunnels

Fortress (Custom Type I - Bone 1) Fortress Nest Block Size 4x4x4 inchesThis product is available for immediate (next business day) shipping. See this fortress link for more information about this formicarium. Features: Bone Exterior, Khaki interior Type I material Large sized tunnels and chambers Woodland foraging area decor Museum Glass Optional 95% glare reduction (Shown in photo) Removable Vent optional What comes in the box? Fortress formicarium (as seen in photos), nestmate, mini liquid feeder, 2 stoppers,