Are you looking for a professional but reasonably priced Air Stone? Are you looking for a solid and trustworthy bubble stone that can accomplish multiple tasks? If so, please look no further! Our air stone must meet your needs. This fish tank air stone is your . Features -Color:Assorted Color -Material:Plastic, mineral - Size: 12.00X9.50X1.00cm/4.72X3.73X0.39in -This Air Stone has capacity for repeatedly producing of small and tiny bubbles. -You can send it as a gift for your friends who raise fish, give them a little surprise. -Good for maintaining the health of your pet , make their daily life more happy. -The material of choice is plastic, mineral material, safe, durable and practical. -The delicate workmanship of our Air Stone will bring you a good user experience. Package list: 2 pcs × Air Stones