Welcome to the sub! Ilwoul does make a good mask. For something similar the one that comes to mind is the Good Manner KF94. Evergreen Cleantop KF94 is another. Our wiki has some other ideas and info as well (link on the sidebar). If you find a good KF94 that works for you and want to get the best price on a larger quantity, the wiki has information about ordering from Gmarket which can often get a great price even taking into consideration the international shipping.