From Herschel Supply Co., the "Steel Blue Shale Rock" edition of the Heritage duffle bag features a weather-resistant construction; with a matte TPE coating to keep your valuables protected. Made using recycled materials, the travel bag is designed with a u-shaped zipper opening that allows for easier packing. With reinforced carry handles and a removable shoulder strap the all-weather duffle comes finished with rubberized versions of the brand's signature patches.