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Portwest Black Knee-High Non-Slip Work Wellies O4 with A, E, WR Certification
Safety Wellies

Portwest Black Knee-High Non-Slip Work Wellies O4 with A, E, WR Certification Code: FW90BKR

The Portwest FW90BKR work wellington boots cover the knee and are rated O4. The PVC upper and sole make them lightweight and durable, while the plastic heel kick spur makes them easier to put on and...

The Portwest FW90BKR work wellington boots cover the knee and are rated O4. The PVC upper and sole make them lightweight and durable, while the plastic heel kick spur makes them easier to put on and take off. They are suitable for agricultural work, fishing, cleaning and light industrial use.

  • Colour: Black
  • Type: Knee-high
  • Material: PVC
  • Protection rating: O4...
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Top specs

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  • Protection Level O4
  • Material Construction PVC

  • Antistatic (A)

    It discharges static electricity, reducing ESD risks.

  • Heel Energy Absorption (E)

    They help reduce fatigue in the ankle joint. Ideal for jobs that require many hours of standing.

  • Water Resistance (WR)

    Designed to prevent water from entering the inside of the shoe and to keep feet dry in wet working environments.
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Product report

Description & Specifications

The Portwest FW90BKR work wellington boots cover the knee and are rated O4. The PVC upper and sole make them lightweight and durable, while the plastic heel kick spur makes them easier to put on and take off. They are suitable for agricultural work, fishing, cleaning and light industrial use.

  • Colour: Black
  • Type: Knee-high
  • Material: PVC
  • Protection rating: O4
  • Slip-resistant: Yes
  • Antistatic: Yes
  • Heel energy absorption: Yes
  • Water-resistant: Yes
  • Plastic heel kick spur: Yes
  • Standard: EN ISO 20347:2022 O4
  • Certification: CE
  • Suitable for: Agricultural work and farming, industry and manufacturing, cleaning and disinfection

SkuDescription|Brand

Manufacturer Details

Warnings & Safety Information
Product Number
FW90BKR

Main Specifications

Hood
Knee
Material (Furniture)
PVC
Colour
Black
Protection Level
O4
with Fur
No
Non-Slip
Yes
Gender
-
Security
No

Safety Specifications

Antistatic (A)
Yes

Antistatic (A)

It discharges static electricity, reducing ESD risks.
Conductive (C)
No

Conductive (C)

These work boots have very low electrical resistance.
Puncture Resistance (P)
No

Puncture Resistance (P)

With reinforced sole features that prevent sharp objects from penetrating
Ankle Protection (AN)
No

Ankle Protection (AN)

With reinforced elements around the ankle, offering protection against injuries that may be caused by contact with hard or sharp surfaces.
Insulated Cold Sole (CI)
No

Insulated Cold Sole (CI)

Sole that provides thermal insulation, protecting the feet from the cold.
Heel Energy Absorption (E)
Yes

Heel Energy Absorption (E)

They help reduce fatigue in the ankle joint. Ideal for jobs that require many hours of standing.
Electrostatic Discharge (ESD)
No

Electrostatic Discharge (ESD)

They prevent the dangerous accumulation of electrostatic charge.
Oil Resistance (FO)
No

Oil Resistance (FO)

They maintain grip and prevent slipping in areas with oils, greasy substances, and hydrocarbons, reducing the risk of accidents.
High Temperature Resistance (HI)
No

High Temperature Resistance (HI)

With reinforced materials in the sole that prevent the transfer of heat from the floor surface to the user's foot.
High Temperature Resistance Sole (HRO)
No

High Temperature Resistance Sole (HRO)

The sole is made from materials that withstand temperatures of up to 300°C for up to 60 seconds.
Electrical Insulation (I)
No

Electrical Insulation (I)

They provide insulation from electric current, reducing the risk of electric shock.
Metatarsal Protection (M)
No

Metatarsal Protection (M)

With reinforcement on the upper part of the foot that prevents the entry of sharp objects and protects against injuries.
Slip Resistance (SR)
No

Slip Resistance (SR)

Sole with special materials that provides better grip and stability on different surfaces.
Slip Resistance Wet Surfaces (SRA)
No

Slip Resistance Wet Surfaces (SRA)

With slip resistance on wet smooth floors, such as tiles.
Slip Resistance on Oily Surfaces (SRB)
No

Slip Resistance on Oily Surfaces (SRB)

With slip resistance on oily hard floors, such as painted or resin-coated surfaces.
Combined Slip Resistance (SRC)
No

Combined Slip Resistance (SRC)

The highest level of slip resistance protection. Combines tests on ceramic tile with soap (SRA) and on steel with glycerin (SRB).
Water Resistance (WR)
Yes

Water Resistance (WR)

Designed to prevent water from entering the inside of the shoe and to keep feet dry in wet working environments.
Water Resistance Upper (WRU)
No

Water Resistance Upper (WRU)

With special treatment on the upper part of the shoe, which prevents water from entering from this area.
Upper Water Penetration and Absorption (WPA)
No

Upper Water Penetration and Absorption (WPA)

For the water resistance of the upper and its resistance to water penetration and absorption (replaces/enhances WRU).
Ladder Grip (LG)
No

Ladder Grip (LG)

With a specially designed heel/sole (at least 10 mm) for secure grip on stair treads.
Toe Cap Abrasion Resistance (SC)
No

Toe Cap Abrasion Resistance (SC)

For external toe reinforcement that withstands 8,000 abrasion cycles without being punctured.
Upper Cut Resistance (CR)
No

Upper Cut Resistance (CR)

Protection of the footwear upper from cuts caused by sharp objects or tools.
Puncture Resistance - Non-Metallic 3.0 mm (PS)
No

Puncture Resistance - Non-Metallic 3.0 mm (PS)

With a non-metallic puncture-resistant midsole tested with a thinner 3.0 mm nail (higher protection).
Puncture Resistance - Non-Metallic 4.5 mm (PL)
No

Puncture Resistance - Non-Metallic 4.5 mm (PL)

With a non-metallic puncture-resistant sole tested using a 4.5 mm diameter test nail.
Chemical and Acid Resistance
No

Chemical and Acid Resistance

Certified (EN ISO 13832) or declared material resistance to corrosive chemical liquids, acids, and industrial reagents.
Resistance to Animal Fats & Food Grease
No

Resistance to Animal Fats & Food Grease

Special material composition resistant to corrosion from organic/animal fats, blood, and vegetable oils (an essential property for the food industry, slaughterhouses, and dairy facilities).
Toe Protection (200J)
No

Toe Protection (200J)

Protection of the front of the foot against impacts of at least 200 joules and compression of 15 kN.

Application / Area of Use

Area of Use
Farm Work & Agriculture, Industry & Manufacturing, Cleaning & Disinfection

Important information

Specifications are collected from official manufacturer websites. Please verify the specifications before proceeding with your final purchase. If you notice any problem you can report it here.