... :steel toe; steel platestandards:SB,SBP;S1,S1P,S2,S3,O1sizes:38--46#Color: according to the requirement of the customers safety shoes ... against injuries from heavy faling object or sharp edges. Safety shoes are required for emplyees whose jobs need lifting,carrying ... sharp edges objects. Example of job classification likely to requre safety shoes include, but are not limined to, welders, electricans, ...