General description The Aquarium Decorations Resin Coral Rock Mountain Cave is a vibrant and durable ornament designed for fish tanks. Its solid one-piece construction and flat bottom ensure stability in your aquarium. This decoration not only enhances the aesthetic appeal of your tank but also provides a fun environment for your fish to explore and hide. Technical specifications Size: 4.7'' L x 6'' H Recommended for 5-20 gallon fish tanks or large fish bowls Each cave entry/exit hole size: approximately 1.5 to 2 inches Usage Ideal for nano beta fish and guppies Enhances the color and fun in the tank Suitable for both saltwater and freshwater tanks Can be used for aquarium decorations, model making, terrariums, and miniature gardens Other information Made of durable resin material with vibrant colors that do not wash out Before use, smoothen the edges with sandpaper and soak the decoration for at least 24 hours in water