Finally! The Boston Brace Co. will sell their Boston t-shirts (to wear under the brace) to individual patients, rather than orthotists and large groups! They changed their policy a month ago. My daughter has had rash problems in the past, and I'm hoping that the coolmax in it is more effective than wearing a plain undershirt. I just ordered some today (so I can't vouch for it, yet). Here is the URL:

Be prepared for sticker shock, shirt is $21.50 + shipping! I hope this helps