Thicker fabircs vs the very thin fabrics used in some "bargain" priced clothing, stitching that looks "secure", replacement buttons included.
My unending quest of find long- lasting quality cotton blend dress socks for dh is leaving me frustrated--found some very nice socks via Lands End but they are $10-$15 per pair!
That is A LOT to spned for one pair of dress socks. OTOH, typical dress socks from Target, Penneys, etc. wear through on the heel or toes in less than a year, it seems.