Men's Terra Stormbreaker Composite Toe Winter Safety Work Boot

Item # 839A
839A
5 out of 5 Customer Rating
C$ 339.99
  • Protection ID csaGreenTriangle
  • Protection ID csaWhiteRectangle
Colour: Black
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Size:
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Men's Terra Stormbreaker Composite Toe Winter Safety Work Boot

C$ 339.99
Product Details
In the most frigid conditions, work must go on—through snow drifts, howling winds and plummeting temperatures. Enter the Terra® Stormbreaker with its eight-layer TERRASPHERE+™ liner engineered with PrimaLoft™ and Thermolite™ insulations, plus a Mylar heat-radiating film. Comfort rated and tested down to an astounding -60°C/-76°F, it’s built for comfort and warmth where few dare to tread. The high-traction rubber outsole stays flexible in extreme cold as the micro-diamond texturing and sawtooth lug profile dig into the frozen earth. A CSA Grade 1 composite toe, composite plate and electric shock resistance keep you safer on the job.
  • 15-inch, extreme cold resistant, DWR-treated 50% recycled PET upper
  • Removable eight-layer TERRASPHERE+™ lining system engineered with Primaloft™ and Thermolite™ insulations, plus a Mylar heat radiating film
  • Reflective 3M™ Scotchlite™ in quarter and shaft for low-light visibility
  • High-traction, thermal-tested rubber outsole remains flexible in extreme cold
  • Sawtooth lug profile with micro-diamond texturing grabs hold of the frigid ground
  • Direct-injected, cold-formulated PU shell bottom with doffing-assist heel prong
  • Two-layer spacer mesh + EVA moisture-wicking frost plug insole
  • CSA approved composite safety toe, composite plate, ESR
  • Comfort rated and tested to -60°C / -76°F
  • Weight: 1610 grams / 3.55 lbs per size 9 boot
  • Style available: Black (839ABK)
Specifications
  • Protection ID compositeSafetyToe
  • Protection ID electricShockResistance
  • Protection ID punctureResistant
  • Protection ID slipResistant

About These Icons

Protection ID 3mScotchlite

3M™ SCOTCHLITE™

3M is a pioneer in developing the science behind retroreflection and has been advancing the technology for over 70 years. 3M™ Scotchlite™ brand is one of the most trusted names in reflective materials and fabrics.

Protection ID primaloftPure

PrimaLoft® P.U.R.E.™

PrimaLoft® Gold Insulation P.U.R.E.™ is a revolutionary advancement in sustainability. Made from 100% post-consumer recycled material, this insulation is Produced Using Reduced Emissions. The result is a sweeping reduction in carbon emissions. Ultra-fine fibres deliver uncompromised loft, warmth and softness. A permanent proprietary, water-repellent finish allows the insulation to keep working in the harshest conditions.

Protection ID Terrasphere +

TERRASPHERE+™️

Our exclusive TERRASPHERE® and TERRASPHERE+™️ liners are engineered for maximum thermal retention and performance. Strategically selected materials – including Mylar film, and PrimaLoft™️ and Thermolite™️ insulations – are combined to shield the foot from the cold. Heat is trapped and reflected back to the foot using special assembly techniques and precise thicknesses, delivering unparalleled warmth. TERRASPHERE® and TERRASPHERE+™️ are groundbreaking insulation systems that achieve comfort ratings from -40°C/-40°F to -60°C/-76°F.