Let's start with the positives: they're definitely nice and light, breathe well and are really good value. however, in the fact that almost immediately they had brooches on the fabric, loose seams and other minor flaws. I'm not a fancy gym goer - I just want durability and performance. Scuffs and tears are very noticeable on a silver shirt and seriously spoil the overall look. Overall just poor durability and after one wear and wash it started to look unkempt.