Materials: PETG case with acrylic panel. TPU locking sliding doors. Ultracal 30 gypsum-cement nest-insert pigmented with pure iron oxide. Polystyrene outworld container with PETG floor. 1-inch diameter 75-micron stainless steel mesh with PETG housing and silicone gasket. 10 mL glass water vial with hydration-regulating cap. Dimensions: 4×4×2.0