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IronFlex

Style 03742 · Red Wing, Minnesota

IronFlex

$289.99

Size Size Guide
Width
Description

Drawing on insights from millions of Ultimate Fit Experience foot scans, advanced wear testing and our own in-house fit expertise, this waterproof, slip-resistant boot with non-metallic safety toe and electrical hazard protection helps you bring your best to the jobsite. Experience next-level fit and comfort with a durable and lightweight design that empowers you to conquer every workday.

Specifications
Safety ToeNon-Metallic Toe
Height6-inch
Leather TypeFull Grain, Waterproof and Oiled
TechnologyBioSpring, Boa®, Flex Force, Lenzi
WaterproofRed Wing Waterproofing
ShankNylon
Safety StandardsCSA
ColorBrown
ASTM StandardASTM F2413-24, I/C, EH PR SRO
CSA StandardCSA Grade 1, ESR Rated, PR
GenderWomens
Closure SystemBoa® Lacing System
Contender NanoToe™Yes
Non-Metallic ToeYes
Soft ToeNo
Care ProductsLeather Cream, Leather Protector, Waterproof Cleaner
Care Kit6
Market Availabilitydomestic, international
Leather NameTimberjack
Leather ColorGolden
HRO Heat ResistantYes
Red Wing LeatherYes
Boa® Fit SystemYes
LenziYes
Red Wing Waterproofing SystemYes
Flex ForceYes
InsulationNon-Insulated
ConstructionCement to Welt
FootbedPolyurethane Foam with Recycled Content
InsoleLenzi PS5ES Puncture Resistant
Last805
OutsoleIronFlex - Black
Weight3 lbs. 11 oz.
Resoleableno
SourcingGlobally Sourced
Puncture ResistantYes
Slip ResistantYes
Electrical HazardYes
Slip Resistant Oily WetYes
FamilyIronFlex
Style3742
Fit & sizing

Most Red WingH boots use a true-to-size last. If you sit between sizes, try the half size. D is the standard men’s width; EE is wide. Full charts live on the Size Guide.

Shipping & returns

Free shipping on orders $50+ plus free returns. Unworn pairs come back within 30 days. See the shipping and returns pages for the full rules.

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Size, then width

Pick size first, then D or EE — the same order as the source last. Charts live on the size guide. Free shipping on orders $50+ plus free returns.