Type: Fish Tank Air Pump Accessory
Length: Approx. (Optional) 1# 19.5cm / 7inch,2# 24cm / 10inch,3# 39cm / 15inch, 4# 47cm / 18inch, 5# 58cm / 23inch, 6# 71cm / 28inch.
Weight: Approx. 22g-40g
Material: Plastic + Silicone
Color: Green ; Blue
Package Included:1/2 x Air Stone