It’s missing that upper strip of Velcro but otherwise I have that same pouch I think: https://www.amazon.com/gp/aw/d/B004IKTJEG?psc=1&ref=ppx_pop_mob_b_asin_title#immersive-view_1689030490976

If that’s not it, try “gadget pouch” or “admin pouch” or “utility pouch”, they’re all kind of the same idea.