You want to design your first aquarium landscape or give your old aquarium a new look? Then this fish tank rock formation is exactly the right thing for you. Whether for a nano tank or a large saltwater aquarium - The cave with its many openings is a great hiding place for small fish and shrimps. The green artificial moss and the red corals really make this aquarium decoration pop. The light decoration made of synthetic resin is non-toxic and will not scratch your windows. Please note: Rinse thoroughly under running water before the first use. Do not use any cleaning agent and do not boil the decoration. Aquarium Decoration Details - Total size H x W x D: app. 7 x 15 x 8.5 cm - Opening diameter: app. 1.5 - 2.5 cm - Material: Synthetic resin - Colour: Grey-green, red highlights - Weight: app. 90 g Decorative Fish Tank Cave - Natural looking ornament for aquariums of all kinds - For creating beautiful landscapes in fish tank or terrarium - Great 3D effect looks aesthetic from all sides