Glowing effect happens under actinic lighting, bringing a fantastic sea world landscape for your fish tank. Silicone fish tank decorations are perform well in most conditions, both saltwater and freshwater. For cleanliness, it is recommended to wash them with warm water first, and then place them in the places you want. Made of non-toxic silicone and resin material. The soft high-simulation silicone plant is used for landscaping in sea water tanks. The shape is realistic, the colours are gorgeous, and the dynamic is full, it can create an ideal underwater world for you.