Crafted from oil nubuck leather, made in ECCO\'S own tanneries GORE-TEX waterproof construction keeps feet dry in wet conditions Removable insole offers breathability while warm lining keep feet snug in cold weather ECCO FLUIDFORM™ Direct Comfort Technology delivers a flexible and durable sole, giving growing feet the support and comfort they need Unique outsole made using state-of-the-art ECCO TRAY™ Technology featuring PU for rebound and rubber for grip Product Code: 70528202303