Grundens Neptune Jacket - Black - L

Designed for the rigors of commercial fishing, the Neptune Jacket offers 100% waterproof protectio...

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Full details

The Grundens Neptune Jacket is designed for adult professionals and outdoor enthusiasts who require uncompromising waterproof protection in demanding marine environments. By combining medium-weight PU-coated polyester with an active fit, this jacket delivers superior dryness without sacrificing the mobility needed for active deck work or heavy outdoor labor; however, users should note that the rugged, professional-grade construction makes it heavier than standard lightweight rain shells.

All features

Age Groupadult
ColourBlack
GenderMale
MaterialPolyester
SizeL
Model Part NumberGR-10079-001-0015
BrandGrundens

Extended Product Information

FAQs

Is this jacket breathable?

The Neptune Jacket prioritizes waterproof protection using a PU-coated fabric. While durable and flexible, it is not a highly breathable membrane and is best suited for cold to temperate, wet conditions.

Can I put this jacket in the dryer?

No. You should always hang-dry the jacket in a well-ventilated area away from direct heat or fire to preserve the fabric and seam welds.

Does it have a zipper?

Yes, it features a heavy-duty front zipper protected by a snap storm flap to ensure no water gets through the closure.

Are the pockets waterproof?

The pockets are designed for convenience and storage, but they are not classified as submersible dry pockets. Keep sensitive electronics in a dedicated dry bag.

Is the material resistant to oil and stains?

Yes, the PU-coated polyester is highly resistant to fish oils, dirt, and common marine contaminants, making it easy to wipe clean.

Troubleshooting

Water appears to be leaking through the cuffs

Ensure the neoprene cuffs are pulled snugly against your wrists and not bunched up under your gloves.

Build-up of dirt or grime on the surface

Rinse with fresh water and use a mild dish soap to scrub away debris; rinse thoroughly to remove all soap residue.

Hood keeps blowing back in high winds

Tighten the cord-locks on the 3-piece hood until it forms a secure seal around your face or headgear.

Pros and Cons

Pros

  • Superior waterproof integrity with RF-welded seams
  • Highly durable against stains and harsh environments
  • Excellent range of motion for an active fit
  • Thoughtful storage options including internal mesh pockets
  • Neoprene cuffs effectively block water entry

Cons

  • Heavier than traditional nylon rain gear
  • PU material may feel less breathable during intense physical activity
  • Active fit may feel restrictive if layered with very bulky insulation

Setup, Compatibility & Care

To maximize the lifespan of your Grundens Neptune Jacket, proper care is essential. After exposure to salt water, rinse the jacket thoroughly with fresh water to prevent salt crystallization, which can degrade the PU coating over time. Always air dry the garment away from direct heat sources, such as radiators or direct sunlight, which can compromise the integrity of the welded seams. For deep cleaning, use mild soap and a soft brush; avoid harsh detergents or bleach. The jacket is designed with an active fit, so if you plan to wear heavy base layers underneath, consider how the jacket sits over your mid-layers before heading into the field.