Treadstone Aramid Pro-321 Cut Level F Heat-Resistant Sleeves

  • A pair of heat resistant sleeves with cut resistance level F
  • Perfect for engineering, manufacturing, metalwork and more
  • Provides extensive protection for your entire forearm
  • Thumb hole ensures extra security, preventing accidental removal
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Treadstone Aramid Pro-321 Cut Level F Heat-Resistant Sleeves

The extraordinary cut resistance that these Treadstone Aramid Pro-321 Cut Level F Heat-Resistant Sleeves offer is unbeatable, the ISO literally don't offer a higher rating! These heat resistant sleeves also have the capability to protect against temperatures of up to 100°C and extend for 40cm, providing extensive defence from contact heat. 

Purchase Quantity 

These Treadstone Aramid Pro-321 Cut Level F Heat-Resistant Sleeves are supplied as a pair.

How Do the Treadstone Aramid Pro-321 Sleeves Protect Your Hands and Arms?

The Treadstone Pro-321 Sleeves are extra long sleeves that stretch from your hands to your elbows, ensuring exceptional cut protection for your entire arm. The sleeves feature a special thumb slot that ensures stability and security during use, while the heat-resistant aramid lining protects well against temperatures of up to 100°C. The sleeves are popular among a range of industries, including mechanics, assembly, glass handling and construction. 

Performance Ratings 

EN 388 (Protection Against Mechanical Risks)

  • EN 388: 2X41F
Test Result
Abrasion Level 2
Cut N/A
Tear Level 4
Puncture Level 1
Blade Cut Level F

Read our guide to EN 388 for more information.

EN 407 (Protection Against Thermal Risks)

Test Result
Flammability N/A
Contact Heat Level 1
Convective Heat N/A
Radiant Heat N/A
Small Splashes of Molten Metal N/A
Large Splashes of Molten Metal N/A

Key Features and Benefits

  • Excellent levels of cut resistance provided by the High Performance Polyethylene liner
  • Rated green on the Treadstone Spectrum-ID Cut Protection Colour Scheme
  • Includes a hole for your thumb that keeps the sleeves securely attached
  • Features a thin yet durable 13 gauge liner that provides superb dexterity and protection
  • Protects from temperatures of up to 100°C for up to 15 seconds
  • Offers Level F cut resistance, the highest it's possible to be awarded
  • Low linting design helps avoid contamination of products by stray fabric

Who Can Use the Treadstone Pro-321 Sleeves?

The Treadstone Sleeves are designed for high cut risk industries that also come with a heat risk. This can include industries such as mechanics and engineering, or industries such as glass handling and steel manufacturer. Suitable industries include:


  • High Performance Polyethylene (HPPE)
  • Latex
  • Polyester
  • Aramid Yarn

Additional Documentation

Delivery Information

This product usually delivered by Royal Mail or better and will typically arrive within 1 to 3 working days after dispatch.

Orders placed before 2.00pm on weekdays (excluding bank holidays) are normally dispatched the same day if your order is in stock. Orders placed after 2.00pm, or orders placed at the weekend or during a bank holiday, should be dispatched the next working day.

For full details, please visit our delivery information page.

Delivery Charges

Orders of £40.00 and above (excluding VAT) qualify for our FREE standard UK delivery. All orders under £40.00 (excluding VAT) incur a £4.95 delivery charge.

Next day delivery is available on certain products for an additional charge. If you would like more information about next day delivery, please contact our customer care team on 020 7501 0597.

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