They have remnants of silver marker on the back.

Left Top: Bravo Concealment medium sized, holds Beretta 92, Glock 43X, and similar sized mags. $25 shipped

Left center & bottom: Bravo Concealment large sized, holds Glock 17/19 sized mags. $25 shipped each

Right center: unknown 1911 Kydex, possibly older Bravo since it has their clips, for left hip, bullets forward. $30 shipped

https://imgur.com/a/frBLQFl