Crampon compatibility
B0 boots are not recommended for use with crampons B1 boots can be used with C1 types of crampons B2 boots can be used with C1 or C2 crampons B3 boots can be used with C1, C2 or C3 crampons
B0 boots are not recommended for use with crampons B1 boots can be used with C1 types of crampons B2 boots can be used with C1 or C2 crampons B3 boots can be used with C1, C2 or C3 crampons