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Rio Flex

Style 03592 · Red Wing, Minnesota

Rio Flex

$304.99

Size Size Guide
Width
Description

This premium, square-toe pull-on boot delivers heavy-duty performance in high western style. It features the innovative Dynamic Fit System that simplifies entry and secures the foot in place, with wide stretch panels that allow comfortable and flexible movement throughout the day. Advanced waterproofing, a steel safety toe, puncture resistance and electrical hazard protection deliver an extra measure of safety on the jobsite, while the updated embroidery pattern and dark brown leather provide modern good looks. Underneath, the Barnstormer rubber outsole offers best-in-class oil, slip and abrasion resistance. Ideal for work in the farming, ranching, oil and gas, and construction trades.

Specifications
Safety ToeSteel Toe
Height11-inch
Leather TypeNubuck, Waterproof
TechnologyDynamic Fit System, Lenzi
WaterproofRed Wing Waterproofing
ShankNylon
Safety StandardsCSA
ColorBrown
ASTM StandardASTM F2413-24, I/C, EH PR SR
CSA StandardCSA Grade 1, ESR Rated, PR
GenderMens
Closure SystemPull-On
Steel ToeYes
Soft ToeNo
Care ProductsLeather Protector, Roughout/Nubuck Cleaner Kit
Care Kit7
Market Availabilitydomestic, international
Leather NameHoncho
Leather ColorBison
HRO Heat ResistantYes
LenziYes
Red Wing Waterproofing SystemYes
InsulationNon-Insulated
ConstructionWelt
FootbedPolyurethane
InsoleLenzi PS5ES Puncture Resistant
Last689
OutsoleRed Wing BarnStormer - Dark Gray
Weight4 lbs. 9 oz.
ResoleableYes
SourcingGlobally Sourced
Puncture ResistantYes
Slip ResistantYes
Electrical HazardYes
FamilyRio Flex
Style3592
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.