Merrell Coldpack 3 Thermo Tall ZIP WP - Mens Earth 11.0. The waterproof construction and and Vibram Arctic Grip underfoot with keep you dry and deliver traction in any conditions mother nature can throw at you. With 200 grams of insulation and a fleece lining your feet will stay warm when the temperatures dip. Synthetic materials utilized for a differentiated look without sacrificing durability. Specifications for Merrell Coldpack 3 Thermo Tall ZIP WP - Mens: Manufacturer: Merrell Gender: Male Age Group: Adults Color: Earth Footwear Upper Fabric/Material: Leather Insole Material: SOLARCORE Aerogel Lining Material: Fleece Package Contents: Merrell Coldpack 3 Thermo Tall ZIP WP - Mens Merrell J037201-11.0: Coldpack 3 Thermo Tall ZIP WP - Mens Earth 11.0 Merrell J037201-10.0: Coldpack 3 Thermo Tall ZIP WP - Mens Earth 10.0 Merrell J037201-10.5: Coldpack 3 Thermo Tall ZIP WP - Mens Earth 10.5 Merrell J037201-11.5: Coldpack 3 Thermo Tall ZIP WP - Mens Earth 11.5 Merrell J037201-12.0: Coldpack 3 Thermo Tall ZIP WP - Mens Earth 12.0 Merrell J037201-11.0: Coldpack 3 Thermo Tall ZIP WP - Mens Earth 11.0