SAFE MATERIAL: Made of natural fine compressed sand with very flat surface and edges, totally safe for fish and it filters and purifies water. It is suitable for small whistles, snaps that need rest or feeding. Pleasure to the eye: Hidden caves create a visual feast for you and provide a ““home”” for the fish. Rock caves allow stopping and visit or hide or hide to reduce stress and minimize aggression Easy Stacking: Rock caves have flat roofs that can slope in any direction Dimensions: 1x2 aquarium hideout made of high quality granite ; small 8 3 x 6 8 x 5 3 cm; large 11 x 8 x 5.3 cm
