Product Details Item Weight: 322 g Boxed-product Weight: 2.5 Kg Item model number: J13190 Synthetic leather and mesh upper Gore-Tex extended comfort footwear lining keeps feet dry and comfortable Outer Material: Synthetic Inner Material: Textile Sole: Gum Rubber Closure: Lace-Up Heel Height: 1 centimetres Heel Type: Flat Material Composition: Synthetic Shoe Width: B Lining treated with Aegis Antimicrobial solution maintains foot comfort Ortholite Anatomical Footbed These Siren Sport Gore-Tex shoes from Merrell feature synthetic leather and mesh upper. These shoes also feature Gore-Tex membrane which has the high level of breathability while being completely waterproof without any unwanted bulk-up. Narrow gauge webbing and synthetic leather strapping provide support while anchoring speed lacing. The outsole is made out of Vibram.What began in the Green Mountains in Vermont, USA, now roams the world. For over 26 years, Merrell has been providing outdoor enthusiasts with quality performance footwear. As the needs of the outdoor enthusiasts have changed, so too has Merrell's approach to addressing those needs. The concept of outdoor has broadened overtime, to include all types of activities and environments - both natural and urban. Merrell is driven to keep pace with this evolution of The New Outdoor concept, and continues to evolve. It has been written that what is important is not the destination, but the journey. So join us as we take you through the Merrell journey - from all-leather hiking boots to plastic telemarking boots to the moc that created the Aftersport category.