STC Gladiator 8" Insulated Waterproof Work Boots with Vibram Fire & Ice Goodyear Outsole

Insulated Waterproof Goodyear Welt Work Boots with Sympatex Membrane, 200g Thinsulate, and CSA Green Triangle Certification

Product Overview

Canadian job sites don't stay at one temperature. Standard outsoles crack in the January cold and soften on hot summer asphalt. Sealed-seam waterproofing traps sweat. The STC Gladiator boots handle both ends with a Vibram Fire and Ice outsole rated from -20°C to +250°C and a Sympatex breathable waterproof membrane that lets moisture escape while blocking water. 200g Thinsulate insulation, composite toe, and Goodyear welt construction. Insulated work boots for extreme cold and heat, year-round.

Quick Product Details

• Vibram Fire & Ice outsole

• Sympatex breathable waterproofing

• 200g Thinsulate insulation

• Composite toe and plate

• Goodyear welt construction

Key Features and Benefits of STC Gladiator Boots

• Vibram Fire & Ice Goodyear outsole: Natural rubber compound rated from -20°C to +250°C. Stays flexible and grips ice at -23°C. Meets NFPA flame resistance requirements. Goodyear welt stitched to the upper, not glued, so the outsole can be replaced when the tread wears. One of the few Vibram Fire and Ice work boots available with a Goodyear welt and an NFPA-rated outsole in the same package.

• Sympatex breathable membrane: Waterproof barrier that blocks rain, puddles, and standing water while letting sweat vapor pass through. Also resists pathogens. Sympatex membrane work boots breathe, where sealed-seam-only boots trap moisture and cause discomfort on long shifts.

• 200g Thinsulate insulation: 3M Thinsulate wraps the full foot for warmth on frozen ground, cold concrete, and winter outdoor shifts. Pairs with the Fire & Ice outsole to keep the boot functional across all four seasons.

• Composite toe and plate: Lightweight, non-conductive, metal-free. No cold transfer through the toe cap. The composite plate stops sharp objects underfoot. Nylon shank for arch support.

• Comfort and durability: Padded tongue and collar. Natural rubber scuff-resistant bumper toe. Removable Instant Comfort insole (gel, PU, memory foam). Antimicrobial lining controls odor. Polymer eyelets, metal-free throughout.

Specifications

Certifications and Standards

• CSA Green Triangle: Grade 1 toe protection with puncture-resistant sole.

• CSA ESR: Electric shock resistant.

Applications

The STC Gladiator boots are among the best all-season work boots in Canada for crews that face temperature swings across the year. As Vibram Fire and Ice work boots with Sympatex breathable waterproofing and 200g insulation, they cover conditions from frozen winter sites to hot summer asphalt. These are insulated work boots for extreme cold and heat in a single pair.

• Year-round outdoor construction

• Forestry and land management

• Utility and power line work

• Municipal services and public works

• Emergency services and fire station duty

• Transportation, fleet, and yard work

Compare against other STC 8-inch work boots to match your crew’s conditions.

Industries

• Construction

• Forestry

• Emergency Services & Fire Station

• Transportation

• Distribution, Warehousing & Manufacturing

• Agriculture, Agri-food & Fishery

Buy the STC Gladiator Boots Online from Cleanflow

Cleanflow Utility Supply Company is an authorized supplier of STC Footwear, carrying the full range of STC safety boots and shoes. The Gladiator ships across Canada and the USA with returns accepted on qualifying orders. Available in sizes 8 through 13, wide width. This is STC’s premium all-season boot. The Goodyear welt construction means it can be resoled when the tread wears, so the investment pays back over years, not months. 

Call 1-866-335-1078 (Canada) or 1-204-888-8469 (USA), or email [email protected] for bulk pricing, net terms, and sizing questions.

Frequently Asked Questions

What is the Vibram Fire and Ice outsole on the STC Gladiator S29103?

Vibram Fire and Ice is a natural rubber compound that stays flexible and grips across a temperature range of -20°C to +250°C. It holds traction on ice at -23°C and meets NFPA requirements for flame resistance. The compound was developed for firefighters, military, law enforcement, and outdoor workers who face both cold and heat. On the Gladiator, the Fire and Ice outsole is attached with Goodyear welt stitching, making it one of the few NFPA rated outsole work boots that can also be resoled.

Is the STC Gladiator boot waterproof?

Yes. The Gladiator uses a Sympatex membrane, not just sealed seams. Sympatex is a waterproof and breathable barrier. It blocks water from getting in while letting sweat vapor pass out. It also resists pathogens. This is the same type of membrane found in high-end outdoor and emergency services footwear. Waterproof breathable work boots with a Sympatex membrane stay drier inside than boots that rely on sealed seams alone.

Can the STC Gladiator be resoled?

Yes. The STC Gladiator boots use Goodyear welt construction, which means the outsole is stitched to the upper rather than glued. When the tread wears down, a cobbler can remove the old sole and stitch on a new one without replacing the boot. This is the main difference when comparing Goodyear welt vs cemented work boots. Cemented soles are cheaper to manufacture but can delaminate and cannot be replaced. Insulated waterproof Goodyear welt work boots like the Gladiator cost more upfront but last longer.

What CSA certifications does the STC Gladiator carry?

CSA Green Triangle (Grade 1 toe protection with puncture-resistant sole) and CSA ESR (electric shock resistant). The Gladiator does not carry CSA M (metatarsal protection). For job sites that require metatarsal coverage, see the STC Metpro Flex or Vulcan instead. The Gladiator is among the CSA Green Triangle insulated work boots in the STC lineup for crews that need toe protection and insulation without met guards.

How does the STC Gladiator compare to the STC Vulcan?

Both are insulated 8" boots with 200g Thinsulate, composite toe, and CSA Green Triangle + ESR. The differences are in the outsole, waterproofing, and target use. The Gladiator uses Vibram Fire & Ice (rated -20°C to +250°C, NFPA flame resistant, Goodyear welt) and Sympatex breathable waterproofing. It targets year-round outdoor work across all seasons. The Vulcan uses Vibram TC4+, external metguard with Silizium Tectuff, and Nomex thread. It targets welding and metalwork. Pick the Gladiator for all-season outdoor conditions. Pick the Vulcan when sparks and hot metal are the primary hazards.