PATAGONIA Boys' Capilene Cool Daily T-Shirt BOYS' CAPILENE COOL DAILY T-SHIRT LPKX LIVE SIMPLY PORPOISE BOY: KALE GREEN X-DYE 62420 Purchased for around 5,500 yen. The size is approximately 150. The label says Boys' M size. It's probably around a women's S size. Those who have worn Capilene Cool before know how comfortable it is; it's a very comfortable and stress-free fabric. I've only worn it once or twice, and it's in great condition with hardly any wear or tear.