Whilst These are definitely army depictions, the headgear is distinguished from "Phrygian helmets" by extended ear flaps, plus the figures can also be determined as "barbarians" by their trousers. The headgear also appears in 2nd-century BCE Boeotian Tanagra figurines of the effeminate Eros, and in many 1st-century BCE statuary on https://ukmushroomspores.uk/product-tag/liberty-caps-north-west-england/