available as a Bandcamp exclusive promo item for the release Tiris by El Wali.
taken from Bandcamp description:
"Long Live the Sahrawi Army" (Polisario on the Music from Saharan Cellphones cassette), presented here as a limited lathe cut of 25, hand stamped and numbered! Limit one per customer please!
single sided lathe cut, 45 RPM.
On jacket it states ltd. /50
hand printed and stamped paper label with the inscription "Tiris"