BPA has been shown to be absorbed transdermally [1]. Patagonia was recently found to have high levels of BPA, along with other brands [2].
Bluesign and Oeko-tex certifications test for BPA. You can find recycled polyester without this (if you have kids, Hanna Andersson's polyester lines claim to be BPA and PFAS free, most Cat and Jack clothing is Oeko-tex certified and Mamavation puts out good information on PFAS in things like children's clothing, backpacks, lunch kits [3]).