Seapora Betta Gravel Dark Purple Glass 350 gms adds a bold and vibrant touch to your Betta aquarium while supporting a healthy aquatic environment. Its deep purple glass granules not only enhance the aesthetic appeal but also provide an ideal surface for beneficial bacteria to colonize, helping to break down waste and maintain water quality. Safe for use in both freshwater and marine setups, Seapora Betta Gravel Dark Purple Glass 350 gms is also perfect for decorative applications like vases, potted plants, and candle holders.