Carhartt Men's 104670 Storm Defender Loose Fit Jacket - Heavyweight

In this review of the Carhartt Men's 104670 Storm Defender Loose Fit Heavyweight Jacket, the bottom line is simple: this is a work-ready rain jacket for men who need dependable wet-weather protection without sacrificing room to layer. The jacket's single biggest reason to buy is its Storm Defender waterproof, breathable technology with a 10K/10K rating, which stops rain while letting sweat escape so a worker can stay drier and more comfortable during long shifts outdoors. Built with durable construction and a loose fit, it replaces the older J162 and is aimed at people who want a practical, long-lasting outer layer.

Key Features

• Storm Defender waterproof technology: Keeps rain out while allowing moisture vapor to escape so you do not overheat during active work.
• 10K/10K waterproof/breathability rating: Provides a balanced level of protection and breathability for light to moderate rain and heavy exertion.
• Fully taped seams: Prevents seam leakage to maintain waterproof integrity over time in wet conditions.
• Wind Fighter technology: Reduces wind chill so the jacket blocks gusts that would otherwise sap warmth.
• Polyester mesh lining in body: Adds airflow and comfort against base layers while helping sweat move toward the shell.
• Full-zip with inner and outer storm flaps: Gives a solid barrier at the front closure to keep water from seeping in.

Who It's For

The 104670 is well suited to men who work outdoors in variable weather and need a sturdy, waterproof jacket that fits over hoodies and sweatshirts; the loose cut makes layering practical for cooler mornings and transitional seasons. It is a good pick for tradespeople, groundskeepers, and anyone who spends hours outside and values durability and straightforward weather protection.

Those who want a lightweight packable rain shell or a heavily insulated winter parka should look elsewhere; this model is a heavyweight jacket in feel and cut but is designed for layering rather than built-in insulation for extreme cold.

Pros & Cons

Pros

• Reliable waterproofing and breathability thanks to Storm Defender and a 10K/10K rating.
• Durable construction with fully taped seams and sturdy closures that stand up to regular work use.
• Loose fit allows layering over hoodies or sweatshirts for added warmth and comfort.
• Wind Fighter tech and mesh lining improve comfort in blustery, damp conditions.

Cons

• Not designed as a heavy insulated winter coat, so additional layers are needed in very cold weather.
• Attributable weight and loose cut make it less ideal for minimalist, packable travel use.

Specifications

Brand	Carhartt
Model	104670 (replaces J162)
Fit	Loose fit for layering
Waterproof/Breathability	Storm Defender, 10K/10K
Seams	Fully taped waterproof seams
Lining	Polyester mesh lining in body
Front Closure	Full-zip with inner and outer storm flaps

Our Verdict

This Carhartt jacket is a practical, hardwearing choice for men who need dependable waterproofing and the space to layer for changing conditions. It offers good value for workwear buyers because of its durable construction, breathable Storm Defender membrane, and wind resistance, but buyers seeking a lightweight packable shell or a fully insulated winter parka should consider other options.

Frequently Asked Questions

Is this jacket fully waterproof?
Yes, the Storm Defender fabric plus fully taped seams and storm flaps provide full waterproof protection suitable for light to moderate rain.

Can you wear a hoodie under this jacket?
Yes, the loose fit is intended to allow layering over hoodies or sweatshirts for added warmth.

Is this jacket warm enough for winter?
It is a heavyweight outer layer but is not a heavily insulated winter parka; add insulated mid layers for very cold conditions.