uxcell Mineral Aquarium Pump Bubble Diffusing Air Stone 14 Inch 2pcs Green Color: Blue, Green; Package Content: 2 x Aquarium Air Stone Total Size: 36.5 x 2 x 1.2cm/14.4" x 0.8" x 0.47(L*W*H); Material: Mineral, Plastic Product Name: Aquarium Air Stone; Net Weight: 189g Fit Hose Diameter: 5mm/0.2" Air Stone Body Length: 35cm/14"