These are LaBellas new flats; 'fat-wound' on thin core. Theres plenty of EB samples out there.
I'll be comparing against TI jazz round/jazz flat/acousticore, Dogal Hellborg, Fisoma 2716, Aquilastrings Copper on Bioplastic, GHS pressure bronze, Labella black/gold-white, Galli Synthesis on my...