3M Rugged Comfort Quick Latch Half Facepiece Reusable Respirator 6503QL/49492, Large, Gray/Teal

Amazon.com Price: $20.95 $19.49 (as of 16/05/2019 11:08 PST- Details)

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Resilient silicone faceseal provides comfort, durability, and stability with a soft but firm seal
Quick Latch mechanism makes it easy to drop down the respirator from face without removing head straps