Rio Flex
Size * Please select a size
Width * Please select a width
Features
Rio Flex
- Dynamic Fit System secures foot but is flexible for all-day comfort
- Barnstormer rubber outsole offers best-in-class slip, oil/chemical, abrasion and heat resistance
- Western in every detail, including decorative 10-row stitching
- Built for demanding work in Construction, Farm/Ranch and Manufacturing
The Rio Flex 1104 features:
- HRO
- Soles that have been designed and tested to perform on high heat surfaces. Soles identified as HRO are heat resistant to melting at a minimum of 475º Fahrenheit.
- Red Wing Waterproofing System
- This system uses a 3-layer approach to keep feet dry.1 - Linings help move moisture away from the foot to keep it dry. 2 - Foam provides cushioning and a comfortable fit. 3 - A waterproof bootie is a barrier to keep water out. Tricot, a protective material, is applied to the outside of the bootie to ensure a complete waterproof system.
- Slip Resistant
- Standard for performance requirements when evaluating slip resistance of protective footwear using a certified whole shoe test method.

Product Details
Technical Specifications - Rio Flex style 1104
- ASTM F3445-21, SR
- Yes
- Construction
- Welt
- Footbed
-
Removable Polyurethane
- Height
- 11-inch
- Last
- 689
- Shank
- Nylon
- Leather Type
-
Full Grain, Waterproof
- Insole
- Texon®
- Outsole
- Red Wing BarnStormer - Light Gray
- Waterproof
- Red Wing Waterproofing
- Resoleable
- Yes
- Sourcing
- Globally Sourced
Full Grain, Waterproof Leather Care
Clean
Test on small area first to check for discoloration. Pour a small amount directly onto a dampened cloth or sponge. Wipe entire area thoroughly and evenly. Use clean, dry cloth to remove any excess dirt or moisture. Once cleaned and dry to the touch apply the recommend conditioner to ensure the proper maintenance of the leather.
Condition
Be sure leather is clean and dry. Use a cloth or brush to apply Leather Cream in a circular motion. Will not darken leathers.
Protect
Use in a well ventilated area. After cleaning and conditioning the leather, hold bottle 6-8 inches from the leather and mist the surface in a sweeping motion. Let surface dry before wearing. Do not saturate the leather.
Repair Service
Red Wing Shoes' sturdy soles, premium leathers, triple-stitching and welt construction all work together to make boots that last a lifetime. It takes more than 230 steps to handcraft a pair of Red Wing boots; it only takes a few steps to keep them in top condition. One of these steps is resoling and repairing your Red Wings before the damage becomes irreversible. Red Wing Shoe Company operates our very own repair shop at our Red Wing, Minnesota, manufacturing facility.
Please visit our Repairs page for more information and frequently asked questions.
SHIPPING
Free Standard Shipping
Free standard shipping on orders over $75.
See more details on available shipping options and rates.
RETURNS
Easy Returns. Guaranteed.
Our goal is simple: We want you to have a great experience shopping with us. Once you receive your item, you have 30 days to make a return. Return shipping is free. See more details on our returns and exchange policy.