ASTM Level 1, Level 2, & Level 3 Medical Procedure Face Masks


Face Masks


ASTM Level 1, 2, & 3 Medical Procedure Ear Loop Face Masks are the standard for surgical procedures. They are a cost-effective solution for general use, particularly to protect users against a splash or spray at arterial pressure. These are disposable, single-use, and non-sterile.

The Defender Safety Surgical and Procedure Mask line are FDA 510(k) approved and have been tested in accordance with ASTM F2100-19 and ISO 10993-5,10. Exceeds ASTM F2100-19 standards to provide superior protection

Product Features:

  • Elastic ear loops and one size fits most
  • Single use / non-sterile
  • Polypropylene wrapped metal nose wire


    Universal Specifications:

    Quantity Case of 2000 masks (50 masks/box; 40 boxes/case)
    Color Blue
    Size Universal, 3.2 in x 7.5 in
    Certifications FDA 510(k) approved, tested in accordance with ASTM F2100-19 and ISO 10993-5,10.
    Flame Spread Class 1

    Per-Level Specifications:

    Level Level 1 Level 2 Level 3
    Sku DSM-PM01-B UDSM-PM02-B UDSM-PM03-B
    Ply Count 3 ply 3 ply 4 ply
    Bacterial filtration efficiency ≥95% ≥98% ≥98%
    Sub-micron particulates filtration efficient at 0.1 micron ≥95% ≥98% ≥98%
    Differential pressure, mm H20/cm2 (Breathability) <5.0 <6.0 <6.0
    Resistance to penetration by synthetic blood, minimum pressure in mm Hg for pass result 80 mm Hg 120 mm Hg 160 mm Hg

    Shipping, Payment & Returns


    Bttn provides free shipping on all of our products. Expected delivery times range from 7-14 business days. 

    Payment Options

    Payments are accepted via card, check, or PO. 

    If you are paying by check, please promptly send all checks to 146 N Canal St Suite 300, Seattle, WA 98103. 

    If paying by PO follow the steps below:
    1) Ensure that your Purchase Order correctly reflects the order placed on
    2) Download your organization's PO to your computer
    3) Open your email application
    4) Create a new email with the subject line "Bttn (Order #)" PO
    5) Add as the recipient
    6) Attach your organization's PO
    7) Press Send

    Return Policy

    30-day return policy.

    You can request a return up to 30 days after receiving your item. To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase. 

    To start a return, you can contact us. If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted. 

    Contact us for any return questions at