100% PolypropyleneMedical disposable mask with 3 protective layers (non-woven Spunbond-Meltblown-Spunbond fabric) TYPE IIOuter layer is hydrophobic and protects user from splashesMiddle layer filters as a barrier against germsInner layer absorbs moistureFull plastic nose clip, flexible ear loopSkin-friendly, breathableBacterial filtration efficiency ≥ 98% (BFE)Fire resistance class 1Classifies as ISO 13485 as well as cleanroom ISO-8Sold in units of 50 - Please key in number of sales units: e.g. 2 units (if you need 100 single masks)!Non-returnableSold in units of 50 - Please key in number of sales units: e.g. 2 units (if you need 100 single masks)!Non-returnable