uxcell 28" Aquarium Fish Tank Suction Cup Bubble Wall Air Stone Curtain Aeration Tube Blue Color: Blue; Package content: 1 x Aquarium bubble wall Total size: 71cm/ 28"; material: Plastic, rubber Product Name: Aquarium bubble wall; Net weight: 43g Battery included: no; tube diameter (Approx.): 1cm/0.4" Suction Cup Dia: 2.5cm/1"