No PO Boxes for Fedex shipments. ALL SALES FINAL. NO RETURNS. Pet and smoke free home. Immediate payment pls. Shipping might vary/apply for AK/HI/PR and other states/regions outside the 48 lower. Please check with us before buying. A revised invoice can be requested if needed. Natural variations in Nubuck leather... Merrell's Siren Traveller 3 mid hiking shoes are lightweight hikers for the trail that provide traction, cushioning and waterproof breathable comfort while maintaining a slim profile. Waterproof breathable membrane Full-grain nubuck upper Breathable mesh lining Traditional lace closure Gusseted tongue keeps out debris Kinetic Fit Base removable, contoured footbed for flexible support Merrell Air Cushion heel absorbs shock and adds stability Lightweight EVA midsole Vibram TC5+ rubber outsole is grippy and durable Made in Vietnam