Features: Crafted with porous, nontoxic plastomer component, this aquariums decorative cave provide safe shrimp protecting and multiple exploration holes for bettas fishes while maintaining water quality integrity. Featuring a suction cup backed hollows with 0.1mm 3D printed accuracy, the light weight structure offers regulable placement in tanks and simulates natural rock textures for stimulation. Ideal for aquarists keep bettas fishes, dwarf shrimp, or small tropical species requiring stress freely and owners prioritizing biodegradation aquariums accessories. Functions as both decorative centerpieces and functional shelter in freshwaters aquariums, paludariums, or tanks up to 8cm depth, enabling natural swimming/hide behaviors. The bettas cave's hide feeding grooves retains sinking pellets safely while its smooth, crevices freely surfaces prevents injury. Specifications: Dimension:8×7cm/3.14×2.75in Component:plastomer Package Includes: 1pc Bettas Fish Hideouts note: 1.Please allow 1-2cm errors due to manual measurement, making sure that you will not mind before order. 2.Due to the differences between different monitors, the picture may not reflect the actual color.