Reptile Shelter - Wet Shelter - Large Size The photos show example shelters. Made for reptiles using a 3D printer. To maintain humidity, the inside of the shelter is lined with plaster mixed with charcoal and sumi ink. Charcoal was added to suppress mold. By removing the water dish, water can be easily absorbed into the plaster inside. Shelter size: 155mm x 85mm x 60mm Entrance: 30mm (height) x 40mm (width) Water dish addition is 100 yen each.