I bought these professional Launchpad overlays from someone on this forum a long time ago.
I soon converted to touch screen so I never used them.
There are 3 sets with 4 sheets each for: PAB, 335, 332. White Velcro patches on each corner.
I will send a picture to your email as I cannot easily show them here.
$10 each set plus actual media mail cost. $25 for all 3 sets.