Grisport
Grisport 903L High BOA Safety Shoe S3
Grisport 903L High BOA Safety Shoe S3
SKU:33348-39-ZW
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High BOA Safety Work Shoe by Grisport 903L S3
The Grisport 903L High BOA Safety Shoe S3 is Grisport's bestselling high safety work shoe, engineered for professionals who demand both protection and practicality on site. This rugged work shoe combines a steel protective nose with a metal midsole, delivering robust defence against workplace hazards. The innovative BOA rotary closure system eliminates traditional lacing, allowing you to slip your feet in and out quickly without fuss. Inside, a breathable Cambrelle lining keeps your feet comfortable throughout the day by managing moisture and odour, whilst the removable insole adapts to your individual support needs. The PU/nitrile sole is lightweight yet shock absorbing, paired with Grisport's signature Heel Support System for enhanced stability. Whether you're in construction, transport, manufacturing, or the offshore sector, this S3 rated work shoe delivers the performance and comfort expected from premium industrial footwear.
Key Features
- BOA rotary closure for swift, effortless fastening
- Steel nose and metal midsole protection rated S3
- Lightweight, shock-absorbing PU/nitrile sole construction
- Breathable Cambrelle lining reduces moisture and odour
- Heel Support System enhances stability throughout your shift
Recommendations from our Unishore Expert
We recommend the Grisport 903L High BOA Safety Shoe S3 for professionals across transport, logistics, industrial, craft, and offshore environments seeking dependable foot protection. The BOA closure transforms how you interact with your work shoes, removing the inconvenience of tying laces on busy job sites. The leather upper paired with the breathable lining creates a balanced environment that keeps your feet fresh even during extended wear. The anti-slip sole performs reliably on ceramic floors and slippery surfaces, whilst the heat-resistant sole withstands contact temperatures up to 300°C, making this shoe ideal for varied industrial settings. The shoe's antistatic properties protect against electrical hazards, and its oil and fuel resistant sole maintains grip in challenging conditions.
Product Features
- Type - Work Shoe
- Width - Standard (10)
- Safety Standard - EN ISO 20345 Safety Footwear S3
- Style - Rugged, Heavy Duty
- Closure - BOA Rotary System
- Protective Nose - Steel nose cap
- Midsole - Metal penetration resistant
- Upper Material - Leather
- Lining Material - Cambrelle
- Sole Material - PU/Nitrile
- Weight per Pair (Size 42) - 1540 grams
- Water Resistance - Water repellent
- Additional Properties - Antistatic, breathable, antibacterial, heat resistant, oil and fuel resistant, anti-slip, removable insole
- Design Features - Closed heel, reflective strip, modern sole edge, energy absorbing heel
- Article Number - 33348
Standards and Safety
- S3 safety classification offers protection against compression and penetration hazards according to EN ISO 20345
- Energy absorbing heel provides impact cushioning up to 20J EN ISO 20345 (E)
- Antistatic resistance prevents electrical charge build up EN ISO 20345 (A)
- Splash water repellent protection for up to 60 minutes EN ISO 20345 (WPA)
- Fuel and oil resistant sole maintains grip and durability EN ISO 20345 (FO)
- Wear resistant toe cap extends shoe lifespan EN ISO 20345 (SC)
- Non-slip performance on ceramic floors with oil and grease EN ISO 20345 (SR)
- Heat insulation tested for 30 minutes at 150°C EN ISO 20345 (HI)
- Heat resistant sole tolerates 300°C contact for 60 seconds EN ISO 20345 (HRO)
Characteristics
Characteristics
- Safety class S3
- BOA closure
- Antistatic outsole
- Breathable steel toe cap
- Toe cap provides protection against falling objects with an energy of up to 200 joules
- Closed heel
- Shock-absorbing heel
- Water-repellent
- Soles are oil and acid resistant, super light and shock-absorbing
- Soles resistant to heat up to 300°C (HRO)
- Extremely slip-resistant and slip-resistant (SRC)
- Heel Support System
- A modern sole edge
- Reflective strip for even better visibility
- High model
Applications Grisport 903L BOA S3:
- Construction
- Metal
- Agriculture
- Transport
- Construction
Material & washing instructions
Material & washing instructions
Upper: Leather Lining: Cambrelle Sole: PU/Nitrile Weight per pair in size 42: 1540 grams
Size chart
Size chart
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It can be difficult to determine your size because manufacturers do not always adhere to the same guidelines regarding sizing. To help you on your way, we have collected size charts for all brands. By using these size charts, you can more easily estimate which clothing size you should choose for the item you have in mind. Size charts often include an example of how to best measure, so that you can easily calculate which size you need. In addition, it is often possible to determine your ready-to-wear size with a size chart.
Grisport general size chart
View here which size you need for your Grisport shoes.
Please note: size charts are indicative, sizes may vary per model, brand and collection.
Lengths in cm
| Shoe size | UK | US | Length |
|---|---|---|---|
| 36 | 3 | 5 | 23.1 |
| 37 | 4 | 5.5 | 23.5 |
| 38 | 5 | 6 | 24.3 |
| 39 | 6 | 7 | 24.8 |
| 40 | 6.5 | 7.5 | 25.6 |
| 41 | 7.5 | 8.5 | 26 |
| 42 | 8 | 9 | 26.9 |
| 43 | 9 | 9.95 | 27.3 |
| 44 | 10 | 10 | 28.1 |
| 45 | 10.5 | 11 | 28.6 |
| 46 | 11 | 12 | 29.4 |
| 47 | 12 | 13 | 29.8 |
| 48 | 13 | 13.5 | 30.7 |

Step 1 : Stand upright on a hard surface with your heel against the wall and a blank piece of paper taped to the floor

Step 2 : Have someone mark the longest part of the foot (heel to toe) with a pen or pencil, repeat this for the same foot as measurements can vary per foot.

Step 3 : Use a ruler to measure the length from heel to toe with the longest toe perpendicular to the wall
About Unishore Workwear
About Unishore Workwear
Unishore Workwear has been a specialist in workwear and personal protective equipment since 1985. We offer:
- Fast delivery
- Competitive prices
- Embroidery and printing in-house
