https://www.amazon.com/TSLA-Compression-Baselayer-T-Shirt-Athletic/dp/B07M6JG3DX/ref=mp_s_a_1_1_sspa?keywords=Tsla+shirt&qid=1563790212&s=gateway&sr=8-1-spons&psc=1

These are a God send and cheap, I wear a 3x in normal shirts and a 2x in those works great, held up for 6-7 months and that's under a vest.