Dymax Driftwood - XL (24-32in) is a natural hardscape material crafted from real wood and treated for use in freshwater and marine tanks. It comes in a variety of sizes and shapes, providing an ideal foundation for moss and epiphytes. This premium driftwood adds texture and visual appeal to aquariums, making it an excellent choice for long-lasting aquarium decoration. For optimal use, it is recommended to boil the wood before use and add activated carbon to minimize tannin leaching and temporary water discoloration.