https://www.ebay.com/sch/i.html?_nkw=3M+Oh+Esd+M+405+Versaflo+Respiratory+Helmet+Assembly&_sacat=0&_dmd=2

3M Oh/Esd M-405 Versaflo Respiratory Helmet Assembly

Regular price
$547.00
Sale price
$397.00

Versaflo Accessories, Helmet w/Standard Visor & Shroud