Weekly ApparelX provides a thorough explanation of “fusible interlining for masks,” “the antiviral effect of FLUTECT,” and “shipping methods for expanding into China.”
Fusible interlining for masks MSK3000 → https://www.apparelx.jp/item.php?itemid=1075919
FLUTECT-treated textile FT4545 → https://www.apparelx.jp/item.php?itemid=1075375