Key features

• •Provides Better Tank Water Flow -- Our lava rocks for betta fish allow water to flow through their porous surfaces, helping to keep the purity of the tank for better vitality of your fish.
• •Brown Stones for Aquarium Decor -- Our 0.2" volcanic lava stones feature an earthy brown color and porous texture, enhancing the beauty of your tank for an optimal betta habitat.
• •Lava Rock for Water Stability --- Our rocks' composition works together to help maintain consistent water conditions in your aquarium. It also encourages beneficial interactions in the water, contributing to thriving surroundings for your betta.
• •Ideal Substrate for Fish and Plants --- Each 50-piece pack of our lava rocks weighs 0.5 oz (12 g), providing a stable surface for your betta to explore and rest. They also foster strong root growth for aquatic plants.
• •Long-lasting, Low-maintenance --- Our durable volcanic stones require minimal maintenance and won't degrade or alter water interaction.