MILLET Dryedge Waterproof Hiking Jacket - Black - XL

The MILLET SENECA 2.5L is a high-performance waterproof and breathable hiking jacket designed for ...

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The MILLET Seneca 2.5L is a high-performance waterproof and breathable hiking jacket designed for adult male hikers who require reliable protection in wet, challenging mountain conditions. Its primary strength lies in the technical DRYEDGE 10K/10K membrane paired with recycled ripstop fabric, providing excellent weather defense while remaining lightweight. A key caveat for potential users is that as a 2.5-layer technical shell, it is optimized for high-exertion activities rather than heavy-duty thermal insulation, so effective layering is required for colder climates.

All features

Age Groupadult
ColourBlack
GenderMale
MaterialPolyester
SizeXL
Model Part NumberBEAT05=FLAG---QSXMmc
BrandMILLET

Extended Product Information

FAQs

Is this jacket suitable for winter skiing?

It is designed primarily for hiking. While it provides excellent waterproof protection, it lacks the insulation and specific features like a snow skirt found in dedicated ski jackets.

What does 2.5L mean?

2.5-layer refers to the construction: an outer fabric, a waterproof membrane, and a thin 'half-layer' print on the inside to protect the membrane, making it lighter and more packable.

Can I use standard detergent to wash this?

No. Standard detergents can leave residues that clog the pores of the membrane, reducing breathability. Use a technical cleaner designed for waterproof gear.

Is the hood helmet-compatible?

The hood is designed for ergonomic fit during hiking and does not feature a oversized helmet-compatible design.

How do I know if this is the right size?

The Seneca 2.5L follows a standard athletic cut. You should ensure there is enough room underneath to accommodate your intended layering system (e.g., a fleece or light down vest).

Troubleshooting

Water is soaking into the fabric surface rather than beading off

The DWR coating has likely worn off. Wash the jacket and apply a fresh DWR water-repellent treatment to restore performance.

Condensation building up inside the jacket during activity

Open the underarm ventilation zips to increase airflow and consider wearing a more moisture-wicking base layer.

Zippers feeling stiff or difficult to pull

Check for dirt or trail grit in the teeth of the zipper and clean with a soft brush and water.

Pros and Cons

Pros

  • Excellent balance of breathability and waterproofing
  • Eco-friendly construction using 100% recycled fabrics
  • Effective ventilation system for high-output hiking
  • Durable ripstop material resistant to trail snags
  • Secure waterproof zippers protect stored items

Cons

  • Not an insulated jacket; requires layering in cold temps
  • 2.5-layer construction is thinner than 3-layer hard shells
  • Specific fit profile designed for athletic builds

Setup, Compatibility & Care

To ensure the longevity of your jacket, always verify the fit around the shoulders and waist; the adjustable hem should be pulled snug to prevent wind entry. The Seneca 2.5L is compatible with most standard hiking backpacks, though it is recommended to adjust your pack straps so they do not exert excessive friction on the membrane over long periods.

Care Instructions:

  1. Washing: Machine wash on a gentle cycle at 30°C using specialized technical garment detergent. Avoid fabric softeners.
  2. Drying: Air dry whenever possible. If using a dryer, choose a low-heat setting to reactivate the DWR finish.
  3. Reproofing: If water stops beading on the surface, apply a PFC-free DWR spray after cleaning to maintain the jacket's waterproof efficacy.