Some eBay links to some people selling copies of the DE Trilogy.
- https://www.ebay.com/itm/Star-Wars-Original-Trilogy-Theatrical-Edition-Despecialized-3-Blu-Ray-NEW-SEALED/174022826822?hash=item2884919b46:g:Jr4AAOSwkRhdXCzv
- https://www.ebay.com/i/183937642472?chn=ps&norover=1&mkevt=1&mkrid=711-117182-37290-0&mkcid=2&itemid=183937642472&targetid=593772083213&device=c&mktype=pla&googleloc=9009256&poi=&campaignid=2089372078&mkgroupid=77528565016&rlsatarget=pla-593772083213&abcId=1141026&merchantid=6296724&gclid=EAIaIQobChMI0-SbrcTB5AIVllqGCh1I2AdmEAkYASABEgJ3qPD_BwE
- https://www.ebay.com/itm/STAR-WARS-DESPECIALIZED-ORIGINAL-TRILOGY-BLU-RAY-SET/183944161981?epid=97927353&hash=item2ad3ed2abd:g:49QAAOSwLKNbrmqY
- https://www.ebay.com/itm/Star-Wars-Despecialized-Trilogy-Extras-BluRay-3-disc-set/283607510717?hash=item4208532ebd:g:VgQAAOSwRWVa849y
- https://www.ebay.com/itm/STAR-WARS-THEATRICAL-DESPECIALIZED-TRILOGY-BLU-RAY-DOCUMENTARIES-6-DISC-SET/163745625011?hash=item261ffff3b3:g:4TMAAOSwNZxchf-f
- https://www.ebay.com/itm/Star-Wars-Original-Trilogy-Despecialized-Editions-Blu-Ray/254351071724?hash=item3b388159ec:g:kacAAOSwZ3Ja6xYW
- https://www.etsy.com/listing/659779959/the-original-star-wars-trilogy-unruined?gpla=1&gao=1&&utm_source=google&utm_medium=cpc&utm_campaign=shopping_us_a-books_movies_and_music-movies&utm_custom1=c3a80489-3b36-451a-b9a0-8da0eaf2ffc8&utm_content=go_304501235_22745991995_78727221995_pla-106554966755_m__659779959&gclid=EAIaIQobChMIrOPz1MXB5AIVwQOGCh3cXAdhEAkYBCABEgIhFPD_BwE
One guy in particular on eBay seems to have quite a few listings for the DE Trilogy.
(https://www.ebay.com/usr/yogurt80?_trksid=p2385738.m4383.c10)