| BASIC REQUIREMENTS | EN ISO 20345 | EN ISO 20347 |
slip resistance (SRA, SRB, or SRC) | SB | OB |
energy absorption of toe cap | 200 joules | - |
| ADDITIONAL REQUIREMENTS | ||
closed heel area // antistatic // energy absorption of heel area | S1 | O1 |
the same as for S1/O1 // plus water penetration and water absorption | S2 | O2 |
the same as for S2/O2 // plus penetration resistance and cleated outsole | S3 | O3 |
| Requirements (Extract from the standards) | SB | S1 | S2 | S3 | OB | O1 | O2 | O3 |
| BASIC REQUIREMENTS | ||||||||
| toe protection (200 joules) | ♦ | ♦ | ♦ | ♦ | ||||
| slip resistance (SRA, SRB or SRC) | ♦ | ♦ | ♦ | ♦ | ♦ | ♦ | ♦ | ♦ |
| ADDITIONAL REQUIREMENTS | ||||||||
| penetration resistance (P) | ◊ | ◊ | ◊ | ♦ | ◊ | ◊ | ◊ | ♦ |
| antistatic property (A) | ◊ | ♦ | ♦ | ♦ | ◊ | ♦ | ♦ | ♦ |
| energy absorption of heel area (E) | ◊ | ♦ | ♦ | ♦ | ◊ | ♦ | ♦ | ♦ |
| UPPER | ||||||||
| water penetration and water absorption (WRU) | ◊ | ♦ | ♦ | ◊ | ♦ | ♦ | ||
| OUTSOLE | ||||||||
| reaction on contact heat (HRO) | ◊ | ◊ | ◊ | ◊ | ◊ | ◊ | ◊ | ◊ |
| fuel resistance (FO) | ◊ | ♦ | ♦ | ♦ | ◊ | ◊ | ◊ | ◊ |