Essential For Overall Development -- Our gray-energy beads complete your tropical fish’s dietary requirements because they contain over 30 beneficial elements including calcium, iron, and manganese. Develops Active Fish and Assists in Multiplication --- Our sources of nourishment balls activate the muscles and develop strong bones. This betta ball, with its magical properties, restores fatigue and can make fish energetic. An agile and active breed also multiplies in higher numbers. Makes Fish Live Longer --- Our SunGrow water conditioner balls for Betta help vitalize metabolism and strengthen the system. Fish develop resistive powers which make them live longer. Beneficial Gray Balls --- Contains both positive and negative poles, these aquarium tank decor pearls help in adding beneficial elements to water. These balls are also rich in calcium and other elements that help maintain the water parameters of the tank that are ideal for bettas. Aquarium Decor That Goes Well with Live Decor --- Our energy balls look great in your tanks. Its round shape and color fit perfectly with any theme you want to convey by giving it a distinct look and feel. If you place these balls in substrate near plants, they will also soak up the beneficial elements. One just needs to know all the essential elements that can assist you in doing so without being so paranoid about your fish’s condition. SunGrow’s calcium-enriched calcium beads for Tropical Fish can help you achieve the tank you’ve always aspired to.