ZYHW Aquarium Dinosaur Decorations Ornaments Review

【PERFECT SIZE】8 x 8 x 8cm / 3.14 x 3.14 x 3.14inch ( L x W x H ), Ideal for various fish tank,Real motion air-driven ornament provides entertaining action while aerating your tank. 【SPECIAL DESIGN】Requires an air pump (Not Included) & tubing (Not Included) and an air valve to control the flow of the air to the mouth,the mouth will open and closes,more vivid and active. 【SAFETY MATERIAL】Made of ceramic material that possess filtration function for aquarium and fish tank, offers the natural environment feeling. 【WIDE APPLICATION】Create a natural and living environment for fish. Change your aquarium into a beautiful scenery. And perfect for children or for fun decorations. 【EASY TO USE】: The airline tubing is not included and due to the item is lightweight,it will float when you put it into tank, so you need to press it by rock.