Uvex S3405HS Flex Seal Chemical Safety Goggles — Z87.1

The Uvex S3405HS Flex Seal is an ANSI Z87.1 chemical splash goggle with a semi-rigid Flex Seal face perimeter, indirect (baffled) ventilation that blocks liquid and aerosol pathways, and a permanent HydroShield anti-fog lens — the listing describes a sealed goggle blocking chemical splash and mist; confirm the D3 marking on the listing.

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Why the Uvex S3405HS seals against splash under movement

A chemical goggle only works if the seal holds when a worker bends, reaches, and moves. The S3405HS is built around that: a semi-rigid Flex Seal perimeter that keeps consistent contact pressure and seal geometry under physical movement and incidental chemical contact that would deform a softer frame. Indirect baffled vents let heat escape to fight fog while blocking direct liquid and aerosol pathways to the eye, and the permanent HydroShield anti-fog is chemically bonded into the lens so it does not wash off. As safety goggles go, this is the chemical Flex Seal pick, and the best eye protection guide and the ANSI Z87.1 guide explain the markings. It holds its seal where softer goggles give.

What the Uvex S3405HS listing documents

From the published specs: an ANSI Z87.1 chemical goggle; a semi-rigid Flex Seal face perimeter that holds its seal under movement; indirect baffled ventilation that blocks liquid and aerosol pathways; and a permanent HydroShield anti-fog lens. These are true chemical splash goggles and indirect-vent safety goggles credentials in an anti-fog chemical goggles format. Confirm the D3 marking and fit on the listing.

How the Uvex S3405HS compares to other eye protection

For a panoramic sealed goggle, the Uvex Futura; for a Uvex Stealth HydroShield goggle, the Uvex Stealth S3960HS; for an indirect-vent 3M splash goggle, the 3M Centurion 454AF; for a non-vented maximum-barrier goggle, the 3M Centurion 452AF; and for a sealed clear anti-fog goggle, the Uvex Astrospec. The eye protection buyer's guide covers the range.

Choosing the right goggle and eye protection

Match the seal, vent style, and lens coating to the chemical hazard. Browse the eye protection and anti-fog eyewear collections; for the goggle decision, the glasses vs face shields guide; and for the anti-fog coating, the anti-fog guide and the anti-fog vs anti-scratch guide.

Where it fits by job and crew orders

The S3405HS suits chemical processing, laboratory, and industrial cleaning where an indirect-vent splash goggle with a durable seal and permanent anti-fog is required — see the laboratory eyewear guide and the oil and gas eyewear guide. The Flex Seal perimeter targets the failure mode where a soft goggle unseals under movement — see the manufacturing eyewear guide for program selection. Confirm the D3 splash marking and fit on the listing, and retire the goggle when the lens is scratched enough to impair vision. For crew orders, quantity purchasing runs through a free Amazon Business account — volume pricing, PO numbers at checkout, and tax-exempt eligibility for qualifying organizations, with the walkthrough linked in our footer.