Over 500,000 sales in Japan in the pandemic (COVID-19) period The stress-free mask frame “MASKBONE”, supporting the center of non-woven mask with a single line, kicks off to sell globally.
https://pressreleasejapan.net/2022/03/01/over-500-000-sales-in-japan-in-the-pandemic-covid-19-period-the-stress-free-mask-frame-maskbone-supporting-the-center-of-non-woven-mask-with-a-single-line-kicks-off-to-sell-globally/