1x1 rib flat knit collar and cuffs. Two-button placket. Self fabric narrow interlined placket. Self fabric back neck tape. Taped shoulder seams. Twin-needle hem. Single needle stitching around armholes and cuffs. Side vents. Spare button. Dupont Lycra® swing ticket. Kustom Kit® woven back neck label. Washing Instructions Machine wash 40 with bar under, do not bleach, do not dry clean, do not tumble dry, two dot iron