![Julie S. Lam on X: "“You can't wear your mask on the flight because it has an exhaust.” A flight attendant stopped me as I and my Dentec valveless respirator tried to Julie S. Lam on X: "“You can't wear your mask on the flight because it has an exhaust.” A flight attendant stopped me as I and my Dentec valveless respirator tried to](https://pbs.twimg.com/media/FXPbJeWX0AEtSBX.jpg)
Julie S. Lam on X: "“You can't wear your mask on the flight because it has an exhaust.” A flight attendant stopped me as I and my Dentec valveless respirator tried to
![Dentec Comfort Air Nx - NIOSH approved valveless elastomeric respirator (personal evaluation in comments) : r/Masks4All Dentec Comfort Air Nx - NIOSH approved valveless elastomeric respirator (personal evaluation in comments) : r/Masks4All](https://external-preview.redd.it/02jucRAvZ8zksRoDfxaFiM7BAQbsERcKiU0_BHvdiFw.jpg?auto=webp&s=26448f184f4256ff8beb40eebfc821865a4ad775)
Dentec Comfort Air Nx - NIOSH approved valveless elastomeric respirator (personal evaluation in comments) : r/Masks4All
![COVID-19: People on the internet are judging me for going outside. It used to be the reverse. - The Something Awful Forums COVID-19: People on the internet are judging me for going outside. It used to be the reverse. - The Something Awful Forums](https://i.imgur.com/5mjrNIK.jpg)
COVID-19: People on the internet are judging me for going outside. It used to be the reverse. - The Something Awful Forums
![Dr. Lucky Tran on X: "Apparently Julie Lam, the founder of @TogetherWeMask, was stopped from boarding a plane because she was wearing a valveless elastomeric respirator. It seems having no mask mandate Dr. Lucky Tran on X: "Apparently Julie Lam, the founder of @TogetherWeMask, was stopped from boarding a plane because she was wearing a valveless elastomeric respirator. It seems having no mask mandate](https://pbs.twimg.com/media/FXP77eJX0AY3LeJ.jpg:large)
Dr. Lucky Tran on X: "Apparently Julie Lam, the founder of @TogetherWeMask, was stopped from boarding a plane because she was wearing a valveless elastomeric respirator. It seems having no mask mandate
![Dentec™ 15R4SMNXMDN95 Air-Purifying Reusable Respirator without exhalation valve, complete with N95 filters, Size Small-Medium | International Safety Dentec™ 15R4SMNXMDN95 Air-Purifying Reusable Respirator without exhalation valve, complete with N95 filters, Size Small-Medium | International Safety](https://internationalsafety.s3.amazonaws.com/uploads/sku_image/image/240861/largethumb_DTS15F158DN5.png)