Adult sclassics Solid Baseball Cap Hat with Adjustable Buckle Back

Walmart - Ship It Quick

Plain black color, No visible logo on the front, Standard baseball cap shape, Curved brim, Matte fabric appearance consistent with source

Nordstrom Brushed Cotton Baseball Cap

Nordstrom

Solid black color matches exactly, Plain, unbranded design matches the source's lack of visible logos/text, Standard baseball cap shape and curved brim are consistent, Material (brushed cotton) is plausible for the source cap, Overall form factor and dimensions align

Zella Everyday Baseball Cap in Black at Nordstrom

Nordstrom

Plain black color, No visible logo on the front, Standard baseball cap shape, Curved brim