https://www.ebay.com/sch/i.html?_nkw=3M+Cbrn+Mask+8+40+X+10+40&_sacat=0&_dmd=2

3M Cbrn Mask, 8.40 X 10.40

Regular price
$362.00
Sale price
$258.00

CBRN Mask, S, Facepiece Material Butyl Rubber, Canister Included No, Connection 40mm, Head Harness Material Silicone, Suspension 6 pt. Strap, Includes Speaking Diaphragm, Standards NIOSH, CBRN