Saim&Acirc; Glowing Effect Artificial Coral for Fish Tank Decorative Aquarium Ornament Beautiful coral decor, realistic plants are fade-resistant and non-toxic. This aquarium ornament decor are enhance visual appeal. Safe for fish and good for fresh or salt water environments It requires aquarium black or blue lighting for the fluorescent glow highlight. Package included: 1 x fish tank ornament, PLant Size: 8.3"X7.1"