This is an octogram made by triangles pointed towards the center of the octogon. The right and left sides are inverted colors because this was something I saw on my mom's shirt and it was that way.
Actually, on her shirt they were inside a circle instead of octogon, but this just seems cooler.
![[Air traffic control] Waypoint triangle 2 Preview](/images/preview/thumb/air-traffic-control-waypoint-triangle-2)
