SO this is where I get my shirts from, if you can't find it here let me know...
When it comes to T-shirts, I prefer Port and Company (pc61) and Gildan (2000)
Sport-Tek ® Youth Posi-UV® Pro Long Sleeve Tee. YST420LS
These high-performance, breathable tees have a soft, matte hand and deliver exceptional UV protection, PosiCharge color-locking technology and moisture wicking.
4-ounce, 100% polyester interlock with PosiCharge technology