EUC Old Navy crew neck sweater, size XL, black/grey heathered marl

Crew neck, long-sleeve sweater. Side slits on button hem. Knit-textured fabric. Brand: Old Navy Size: XL / extra-large Colour: black and white heathered/marled, comes across black and grey Condition: EUC (excellent used condition). I know I wore this a few times but it looks to be in very good condition still - no marks, snags, pulls, or pilling (last photo is of armpit area/side body). Material: unknown, I removed the inner tag/label. Likely an acrylic or nylon blend with some stretch. Flat-lay measurements: Armpit-to-armpit: 21" to 21.5" Length: 25" to 26" Sleeve length: 24" to 24.5"