You guys are so good at sales, your N95's are sold out :( https://www.armbrustusa.com/products/pre-order-n95-mask-10-pack https://www.armbrustusa.com/products/p

You guys are so good at sales, your N95's are sold out :( https://www.armbrustusa.com/products/pre-order-n95-mask-10-pack https://www.armbrustusa.com/products/pre-order-n95-mask-10-p... "If we do not get approval, you will get your money back. You can also cancel at any time." What does this mean? Are they sold out or are they waiting on government approval? Not very confidence inspiring.