DEESEE(TM) Artificial Plastic Water Plant for Aquarium Aquatic Decoration Fish Tank Ornament Base dimension: Appox. 4cm x 2.5cm / 1.6" x 0.9" Length:approx.19cm/7.5" Plastic material, durable, nature, safe and eco-friendly. Create a natural living environment for fish. Without any requirement for lighting and carbon dioxide.