These are Workman's FieldCore brand cold-weather boots. They have a waterproof function up to 4cm from the ground (※not completely waterproof), making them useful on snowy days or in sudden rain. The DEOPUT insole has antibacterial and deodorizing functions to suppress unpleasant odors. Waterproof to 4cm from the ground (suitable for sudden rain and snow). The opening has a drawcord to prevent snow and cold air from entering. They have a non-slip, textured sole pattern (the brown part is an accent).