SB
Conforms to EN ISO 20345:2011
The rating SB indicates that the safety footwear has a 200 joule toe protection, it can have additional features but it is the most basic of safety footwear.

SB-P
Conforms to EN ISO 20345:2011
SB-P has the same features as the SB rating with the addition of the midsole penetration protection this can be a stainless steel insert in the sole, aluminium insert in the sole or by Kevlar insole.