What S Numbers Mean For Safety Footwear
I wear boots and I prefer steel toe capped boots. Recently I bought my first pair online sight unseen.
While researching my choices, I noticed many pairs of boots advertised an S number. Here is what those S ratings mean:
- SB
- Basic safety
- S1
- Closed seat region
- Antistatic properties
- Energy absorption of seat region
- S2
- Closed seat region
- Antistatic properties
- Energy absorption of seat region
- Water penetration and water absorption
- S3
- Closed seat region
- Antistatic properties
- Energy absorption of seat region
- Water penetration and water absorption
- Penetration resistance
- Cleated outsole
- S4
- Antistatic properties
- Energy absorption of seat region
- S5
- Antistatic properties
- Energy absorption of seat region
- Penetration resistance
- Cleated outsole