100 Percent waterproof, black PVC compound. Self-cleaning lug outsole for traction in wet, muddy conditions. V-bar molded shank for complete arch support. Kick-off lugs for easy removal. All are excellent for use in: construction, farming, agriculture and aquaculture. Economy grade boot for waterproof protection. Measures 12-1/8″ length by 4-1/2″ width by 15-3/4″ height.