Agree that they seem like they will last, we've been wearing ours for about 6 months, the issue I have is how much my kids feet sweat in these socks!  Its like dripping sweat almost when they first get home from being at school all say, then begins the Athlete's Foot.  Might be well made and hold up, but can't take the sweaty feet and not good for them, encourages bacteria, giving these away and have purchased SmartWool instead, which actually does Wick Away the moisture!