Suitable for tanks, ponds, aquarium and hydroponic use.Creates bubbles in fish tank while attached to an air pump(Not Include).Add Oxygen to keep water roots healthy, put fishes live at ease.Made of mineral material, it effectively create water currents and dazzling underwater scenes.
Color: Blue; Stone Size: 25x12xmm/ 0.98″ x 0.47″(L x D)
Connector Size: 4mm(about)
Total Size: 4×1.2×1.2cm; Material: Plastic,Mineral
Net Weight: 57g; Product Name: Aquarium Air Stones
Package Content: 10 x Aquarium Air Stones