Just grabbed me some A4 size cardstock here in the US for a very reasonable price point:
https://www.amazon.com/gp/product/B07MK3VZ92/ref=ppx_yo_dt_b_asin_title_o02_s00?ie=UTF8&psc=1
100 sheets of 80lbs cover stock! Printed great, took the clear coat, no warping. Now, on to cut and build with them after getting other projects done...
https://www.amazon.com/gp/product/B07MK3VZ92/ref=ppx_yo_dt_b_asin_title_o02_s00?ie=UTF8&psc=1
100 sheets of 80lbs cover stock! Printed great, took the clear coat, no warping. Now, on to cut and build with them after getting other projects done...