Premium leathers from an LWG Silver-rated tannery for comfort and durabilityDirect-attach, seam-sealed waterproof construction keeps feet dry in any weather400 grams of PrimaLoft® insulation helps keep active feet warmPadded collar for a comfortable fit around the ankleClassic boot laces made with 100% recycled nylon are re-engineered to stay tiedSecondary lace for versatilityExclusive anti-fatigue comfort technology provides all-day comfort and support3/4-length, leather-lined anti-fatigue footbed for superior comfortLug outsole made from 34% recycled rubber is designed for traction and durability(10001, 10054, 10073, A15MK, A19TC)Rubber lug outsole (15% recycle rubber) for traction (6768R, 6163A)