Classic trails call for classic boots. Blending traditional all-leather construction with modern waterproof/breathable technology, the Pyrenees are built to keep feet dry and comfortable over long days and rough miles. European styling conceals a KEEN.Dry membrane that seals out precipitation while allowing moisture to escape. Features 4mm multi directional lugs KEEN.Dry waterproof breathable membrane Torsion stability ESS shank Material Waterproof nubuck leather upper Non-marking rubber outsole Dual density compression molded EVA midsole Removable metatomical dual density EVA footbed Technologies KEEN.Dry A proprietary waterproof, breathable membrane that lets vapor out without letting water in. Metatomical Footbed Design: This internal support mechanism is anatomically engineered to provide excellent arch support and cradle the natural contours of the foot. Weight & Dimensions Weight: 20.2 oz / 573.8 g Calf Circumference: 10.0 in 25.4 cm Collar Height: 7.0 in 17.8 cm Care Gently brush the footwear with a soft bristle brush or hand towel to remove loose dirt and debris. Stains can be treated by lightly rubbing a gum eraser in a circular motion over the location and lightly brushing afterwards. Tough stains can be treated with a mixture of water and a little vinegar on a damp cloth. This process may cause slight discoloration to the area.