Written by Jake Oakey on September 11, 2024

The Ultimate Guide to Thermal Jackets for Winter: Stay Warm and Protected

As the cold weather sets in, ensuring you have the right gear to keep you warm and comfortable is essential—especially if you work outdoors or in challenging winter conditions.

A high-quality thermal jacket not only provides warmth but also ensures protection against the harsh elements. In this post, we’ll dive into some of the best thermal jackets for winter, perfect for both professional and personal use. Let’s explore these great options, all available from OAKEYS Safety.

1. Portwest PW329 PW3 Square Baffle Jacket – £26.90

If you’re looking for an affordable and effective thermal jacket, the Portwest PW329 PW3 Square Baffle Jacket is a fantastic choice. It’s not just about style, but functionality. This jacket features a square baffle design, which ensures even heat distribution, helping you stay warm in cold conditions. The jacket’s lightweight feel offers flexibility while the insulation keeps you protected from the wind and cold.

Key Features:

  • Lightweight with excellent insulation
  • Modern, stylish design
  • Affordable price without sacrificing quality

Perfect for: Outdoor workers, general use in cold weather, or anyone looking for an affordable thermal jacket.

Check it out here.

2. Portwest T740 WX3 Winter Jacket – £63.23

For those who need more heavy-duty protection from the elements, the Portwest T740 WX3 Winter Jacket offers superior performance. It’s designed with technical functionality in mind, making it ideal for workers in demanding environments. This jacket provides excellent warmth and protection against wind and water, all while being breathable and comfortable to wear throughout the day.

Key Features:

  • Waterproof and wind-resistant
  • Breathable fabric for all-day comfort
  • Multiple pockets for storage and easy access to essentials

Perfect for: Construction workers, outdoor laborers, or anyone needing reliable winter protection for long hours.

Learn more here.

3. Portwest EV461 EV4 Winter Parka – £89.25

When maximum warmth and protection are your priorities, the Portwest EV461 EV4 Winter Parka stands out as one of the best options. With its longer design and advanced insulation, this parka is built to withstand the harshest winter conditions. It’s waterproof, windproof, and offers high visibility, making it ideal for those who work in hazardous, outdoor environments.

Key Features:

  • Extended length for additional warmth
  • High-visibility detailing for safety
  • Fully waterproof and windproof for extreme conditions

Perfect for: Workers in extreme weather conditions, including snow and rain, and for those requiring high-visibility outerwear.

Find out more here.

4. Portwest KX306 KX3 Insulated Baffle Jacket – £42.45

The Portwest KX306 KX3 Insulated Baffle Jacket is another excellent option for those seeking a balance between warmth, style, and functionality. With its baffle construction, this jacket ensures optimal insulation without adding bulk, making it both practical and sleek. The KX3 range is known for its modern design and superior performance, offering a stylish solution to winter workwear.

Key Features:

  • Baffle design for enhanced insulation
  • Lightweight yet durable construction
  • Modern and stylish appearance

Perfect for: Those looking for a versatile jacket that provides warmth without compromising on style or performance.

Check it out here.

Choosing the Right Thermal Jacket for Winter

When selecting a thermal jacket for winter, consider the following factors:

  • Weather Resistance: Ensure the jacket is waterproof and windproof if you’ll be working in extreme conditions.
  • Insulation: Look for jackets with high-quality insulation to keep you warm even in freezing temperatures.
  • Comfort: Choose a jacket that balances warmth with breathability to avoid overheating during physical activities.
  • Safety Features: If you work in hazardous conditions, opt for jackets with high-visibility details or additional protective features.

Why Buy from OAKEYS Safety?

OAKEYS Safety is committed to providing high-quality workwear and safety equipment, ensuring that every product meets the demands of today’s professionals. Their range of thermal jackets offers a variety of options for different needs, ensuring that you can stay warm, safe, and comfortable this winter.

For the best thermal jackets for winter, shop now at OAKEYS Safety.


By focusing on high-quality jackets like the Portwest PW329, T740 WX3, EV461 EV4, and KX306, you can ensure you’re well-prepared for winter while maintaining both comfort and safety. Whether you’re working in construction, logistics, or any other outdoor industry, these jackets provide the durability and warmth you need.

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