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Grundens

Grundens Men's Neptune 509 Commercial Fishing Waterproof Bibs

Our editorial team reviews specifications, product data, and field-use information to keep pages accurate.

100% Waterproof

Midweight shell helps keep you

Pvc-coated Polyester/cotton

4-way stretch fabrication moves with

Stain-resistant Finish

Helps keep the bibs cleaner

Buckle-fasten Adjustable

Elastic suspenders cross in back

Side Pocket

Convenient storage

$99.99
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SKU: WX2*0720627

Overview

Built for anglers who spend long hours in wet conditions, these bibs focus on keeping you dry and comfortable without getting in the way of movement. The waterproof midweight shell and 4-way stretch fabrication are suited to casting, retrieving, and sitting through slow bites, while stain resistance helps keep them looking cleaner after a day on the water. Adjustable elastic suspenders and cuffs add a more secure, customizable fit. They’re a practical choice for weekend fishing trips and other wet-weather outdoor use where reliable coverage matters.

Why Hunters Choose the Grundens

100% Waterproof

Midweight shell helps keep you

4-way Stretch

Fabrication supports movement while casting

Stain-resistant Material

Helps keep the bibs cleaner

Adjustable Elastic

Suspenders provide a comfortable, stay-put

Adjustable Cuffs

Help fine-tune the fit at

Key Features

  • 100% waterproof midweight shell helps keep you dry on wet days.
  • PVC-coated polyester/cotton 4-way stretch fabrication moves with you.
  • Stain-resistant finish helps keep the bibs cleaner during use.
  • Buckle-fasten adjustable elastic suspenders cross in back for a stay-put fit.
  • Side pocket provides convenient storage.
  • Adjustable cuffs help fine-tune the fit at the ankles.

Best Used For

  • Weekend anglers needing waterproof bibs for wet, messy fishing conditions
  • Commercial fishers wanting a durable midweight shell with stay-put suspenders
  • Anglers who sit, cast, and retrieve often, needing easy movement
  • Users who want stain resistance for cleaner bibs during active fishing days
  • Boat and shore fishermen needing adjustable cuffs and side-pocket storage

Specifications

CuffsAdjustable cuffs
Fabrication4-way stretch
MaterialPVC-coated polyester/cotton
PocketSide pocket
ShellMidweight shell
Stain ResistantYes
Suspender DesignCross in the back
SuspendersBuckle-fasten adjustable elastic suspenders
WaterproofYes

Pros

  • 100% waterproof midweight shell helps keep you dry in wet conditions.
  • 4-way stretch fabrication supports movement while casting and reeling.
  • Stain-resistant material helps keep the bibs cleaner during use.
  • Adjustable elastic suspenders provide a comfortable, stay-put fit.
  • Adjustable cuffs help fine-tune the fit at the ankles.
  • Side pocket adds practical storage for small essentials.

Considerations & Trade-offs

  • The midweight shell is built for wet conditions, so it may feel more substantial than lightweight rain gear during warm-weather use.
  • Waterproof protection is the priority here; the product description does not indicate insulation, so these bibs are focused on staying dry rather than adding warmth.
  • The fit is supported by buckle-fasten adjustable elastic suspenders and adjustable cuffs, but that also means dialing in the right fit may take a little adjustment.
  • Stain resistance is a useful cleanup aid, but it does not eliminate the need to wash or maintain the bibs after hard use.

Suggested Comparisons

  • Waterproof fishing bibs
  • Waterproof rain bibs
  • Commercial fishing foul-weather gear
  • Waterproof waders

Suggested Accessories

  • Waterproof rain jacket
  • Base layer pants
  • Fishing boots
  • Work gloves

Frequently Asked Questions

Are these bibs fully waterproof for wet-weather fishing?

Yes. The product description says the durable midweight shell is 100% waterproof.

Do the Neptune 509 Bibs allow much movement while casting and reeling?

Yes. The description says the 4-way stretch fabrication moves with you through cast and retrieves.

What features help keep the bibs secure and comfortable during a long day on the water?

They include buckle-fasten adjustable elastic suspenders that cross in the back for a comfortable, stay-put fit.

Do these bibs have pockets?

Yes. The listed features include a side pocket.

Are the cuffs adjustable?

Yes. Adjustable cuffs are included.