The Surly Edna is a versatile fat bike tire designed to handle a wide range of conditions, from snowy singletrack to loose sand and rough trails. With a 4.3" width and a 60 TPI folding casing, it strikes a balance between strength and ride feel. Its tubeless-ready design allows for lower pressures and fewer flats, while the tread pattern delivers consistent grip without sacrificing efficiency. Whether you're exploring winter trails or off-grid terrain, Edna keeps the ride smooth and predictable.