Olym Store(TM) 20 Pcs Chinese Sky Fly Fire Paper Lanterns Wish Balloon Wishing Lamp for Wedding Birthday Christmas Party White Flame Retardant - 100% Biodegradable - Fully Assembled! Assorted Colors Flight height: up to 1000m (approx) Flight height: up to 1000m (approx), Duration: 10-12 min (approx) Made from superior quality, flame retardant paper,Safe and easy to use.