Make your aircraft more visible with a smoke trail • Check wind direction with a smoke trail • Smoke trails are just plain fun! • Merch Now Available • Make your aircraft more visible with a smoke trail • Check wind direction with a smoke trail • Smoke trails are just plain fun! • Merch Now Available • Make your aircraft more visible with a smoke trail • Check wind direction with a smoke trail • Smoke trails are just plain fun! • Merch Now Available • Make your aircraft more visible with a smoke trail • Check wind direction with a smoke trail • Smoke trails are just plain fun! • Merch Now Available •