Transform your aquarium into an ancient Roman arena with the Fish Gear Colosseum Aquarium Ornaments. Available in 2 sizes, this intricately detailed replica of the famous amphitheater adds a touch of history to your aquatic environment. Bring your fish to life with this stunning and unique ornament. Available Sizes: Small: Approx. 15cm (6") base & 6.5cm (2.5") height Large: Approx. 16cm (6.5") base & 10cm (4") height