Though They're navy depictions, the headgear is distinguished from "Phrygian helmets" by prolonged ear flaps, along with the figures are also identified as "barbarians" by their trousers. The headgear also appears in 2nd-century BCE Boeotian Tanagra figurines of the effeminate Eros, and in different 1st-century BCE statuary from the Commagene, https://ukmushroomspores.uk/product-tag/dried-morel-mushrooms-for-sale/