Sorry, DIY, no pics. I have neither the knowledge nor the equipment to send pictures. ( Intel inside, idiot outside )
Still living in the Dark Ages where computers are concerned.
It was jamhead's recent project that inspired me to stop procrastinating and install the bass traps.
[I also finished installing another absorbtion panel behind my subwoofer.
* I don't see them as attractive in any manner, anyway.
Strictly functional . . .
~ topper (another advocate of acoustic treatments)