This product is Methylene Blue granules, a special formula for aquariums and fish "Special for aquarium" 📦 Weight: 80 grams 📌 Usage: To treat fish diseases such as fungi and bacteria, and to protect eggs from rot. Pickup from Al-Malaz district https://goo.gl/maps/DKp8iGLGaa15FwrR9 Price: 40 riyals