ABBCC Sky Lanterns,Environmentally Friendly and 100% Biodegradable,No AssemblyRequired (Pack Of 10, Purple) Size : base diameter about (16''), Height: about (34'') Flight height: up to 1000m (approx), Duration: 12 min (approx) Made from superior quality, flame retardant paper,Safe and easy to use. Fire resistant paper Each lantern includes its own fuel cell