These low top boots are constructed of Full Grain Premium waterproof leather 2.2mm thick. They have a side zipper with a plain toe design, using a welt construction technique for superior strength. The boots have an oil and acid resistant outsole with a non-skid, non-marking tread. Easy on-off is assured with both lace-up front and side zipper. Size 7 to 15 Medium, 8 to 13 wide.