I'm a big fan of the merino t-shirt I bought from Macpac, haven't had any wear issues yet, although I wouldn't wear it while hunting in dense bush - that said,

I'm a big fan of the merino t-shirt I bought from Macpac, haven't had any wear issues yet, although I wouldn't wear it while hunting in dense bush - that said, when I'm hunting, I'm usually wearing a high viz polarfleece t-shirt, so it's a bit of a moot point.