Features:

DuPont Surlyn® injected internal heel counter to eliminate backstay kink points Phylon midsole with 250 NBS dual-density directional tread rubber outsole Water-resistant laces Cast metal locking hardware and speed hooks to make lacing easier Set back ankle pull loop for better fit around heel with additional web pull reinforcement Waterproof polyurethane-coated synthetic upper for abrasion resistance
Seam-free combination latex/EVA tongue construction Gripping rubber backstay for better contact with the binding heel Neoprene cuff edge for protection against calf bite.