Bird Barrier’s StealthNet Bird Netting is the strongest and most versatile bird exclusion system in the world. StealthNet denies pest birds access to literally any architectural configuration, including courtyards, roof tops, overhangs, parking garages, etc. StealthNet Bird Netting is Almost Invisible. StealthNet is available in stock colors of black and white. The netting is composed of very thin, ultra-strong strands of polyethylene twine.