Tools & Accessories | Fillet KnivesBubbaSold by Sportsmans Guide

Bubba

Bubba Proteus Ulu Knife

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

Versatile Ulu

Knife for cleaning fish, cutting

Curved Blade

Design supports a rocking motion

Ergonomically Designed

Perfectly aligned thumb pads for

Iconic Non-slip

Grip adds dexterity during use

Includes Easy-locking

Thumb grip for removal

$34.95
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SKU: WX2*0720287

Overview

Built for repetitive prep work, this ulu-style knife offers a curved profile that supports a natural rocking motion for slicing and chopping with less wrist and grip fatigue. It is suited to tasks such as cleaning fish, cutting meats, and prepping vegetables, making it a practical option for camp kitchens, fish cleaning stations, and other food-prep setups. The design includes Bubba’s non-slip grip, an ergonomically shaped handle with aligned thumb pads, and a double-sided sharpened edge for controlled cutting. It also comes with an easy-locking sheath and an integrated bottle opener, adding utility without changing its straightforward, work-focused purpose.

Why Hunters Choose the Bubba

Curved Ulu

Design supports a rocking motion

Versatile Cleaning

Fish, cutting meats, and prepping

Signature Non-slip

Grip adds dexterity and secure

Ergonomically Designed

Aligned thumb pads for comfort

Includes Easy-locking

Thumb grip for removal

Key Features

  • Versatile ulu knife for cleaning fish, cutting meats, prepping vegetables, and more.
  • Curved blade design supports a rocking motion for easier cutting.
  • Ergonomically designed handle with perfectly aligned thumb pads for comfort.
  • Iconic non-slip grip adds dexterity during use.
  • Includes an easy-locking sheath with thumb grip for removal.
  • Integrated bottle opener adds utility to the design.

Best Used For

  • Cleaning fish and preparing fillets with a curved blade and rocking motion
  • Processing meat and general camp kitchen prep for hunters and anglers
  • Vegetable prep at camp or home when a compact, versatile cutting tool is preferred
  • Users who want a comfortable grip and reduced wrist fatigue during repeated cutting
  • Anyone needing an ulu-style knife with an included easy-locking sheath for storage

Specifications

Blade CoatingTitanium-nitride blade coating
Blade Length5.75 in
Blade Steelcommercial-grade 440C stainless steel
Bottle OpenerIntegrated bottle opener
Comfort Featureless wrist and grip fatigue
DesignCurved blade design
Edge Typesharpened on both sides
Handle Featuresergonomically designed handle; perfectly aligned thumb pads; iconic non-slip grip
Motionrocking motion
Sheath IncludedYes
Sheath Typeeasy-locking sheath with thumb grip for easy removal
Source NotesAll-purpose ulu knife
Usecleaning fish; cutting meats; prepping vegetables

Pros

  • Curved ulu design supports a rocking motion for easier cutting tasks.
  • Versatile for cleaning fish, cutting meats, and prepping vegetables.
  • Signature non-slip grip adds dexterity and secure handling.
  • Ergonomically designed handle with aligned thumb pads for comfort.
  • Includes an easy-locking sheath with thumb grip for removal.
  • Integrated bottle opener adds extra utility in camp or kitchen.

Considerations & Trade-offs

  • The ulu-style curved blade is designed for a rocking cut, so it may feel different from a conventional straight knife and take a short adjustment period.
  • Its all-purpose design is aimed at fish, meats, and vegetables, but it is not a dedicated single-task knife for users who want a specialized fillet or boning profile.
  • The included easy-locking sheath adds convenience for storage and transport, but it also means the knife is intended to be kept in its sheath when not in use.
  • The integrated bottle opener is a useful extra, though it is secondary to the knife’s primary cutting function.

Suggested Comparisons

  • Ulu knives
  • Fish cleaning knives
  • Kitchen prep knives
  • Fixed-blade knives with sheath

Suggested Accessories

  • Knife sheath
  • Knife sharpener
  • Cutting board
  • Fish cleaning kit

Frequently Asked Questions

What is the Bubba Proteus Ulu Knife designed to do?

It is described as an all-purpose ulu knife for cleaning fish, cutting meats, prepping vegetables, and similar kitchen tasks.

Does the knife have a curved or straight blade?

The product description says it has a curved blade design for effortless cuts.

Is the blade sharpened on both sides?

Yes. The long description states that the blade edge is sharpened on both sides.

What grip features does it include?

It features Bubba’s signature non-slip grip, along with an ergonomically designed handle and thumb pads for comfort.

Does it come with a sheath?

Yes. It includes an easy-locking sheath with a thumb grip for easier removal.