Grundens Crewman 15" Tall Boots, Anchor Gray. Shock-absorbing PU midsole that provides maximum on-deck durability & all-day support that never packs out. 100% waterproof construction reinforced at critical wear points. Michelin® backed lug design & rubber chemistry specifically engineered to excel in the unique environments of commercial fishing. Durable, commercial grade 3mm neoprene lining built to withstand the harshest conditions. Removable ortholite sockliner provides best-in-class comfort. Additional performance details: molded heel kick plate, removeable sockliner, & integrated silicone boot band.