SAFETY MATERIAL: Made of high quality resin, safe and non-toxic, flexible and realistic. Prevents fungal and bacterial infections, natural uric acid is released resulting in a lower pH which helps the plant growth. COLORFUL VIVID:Artificial wooden design, change the aquarium into a beautiful landscape,Unique and vivid design, change the aquarium into a natural living environment HIGH QUALITY:Absolutely safe for fish, they will not die, rot or cause algae problems.Wash with clean water several times before first use.Without any pollution of aquatic creatures and fish. damage PRACTICAL DESIGN:Ideal for decorating your aquarium or fish tank,Ideal for reptiles, such as lizards, turtles, spiders, snakes, centipedes, scorpions, frogs, fish, etc. Provides shelter, hiding places, entertainment places for fish,Provide an excellent hiding place for your fish.Suitable for both saltwater and freshwater use.