Amazon EssentialsMen's Regular-Fit Long-Sleeved Henley Shirt (Available in Big and Tall)

Says made in vietnam. Hoping from a worker-friendly environment and not some poor condition sweatshop? Any way to know?

Do these T's have a UV rating?

I am 5.7” and weigh 195. Will an XL fit right

100% cotton but is it pre-shrunk?