New Southern Californian accessories brand, Sons of Trade, offers versatile yet refined bags for those of us who need both urban sensibility and outdoorsy ruggedness in one. Many of the bags in their collection have adjustable straps that transform shoulder bags to totes or messenger bags to backpacks. Customizable inserts are also sold separately so you can organize the compartments your own way. Made of distressed leather, modern felt, coated canvas and brass hardware, these accessories not only ensure versatile style but also long-lasting durability. Prices range from $44 for inserts to $345 for leather. Shop the collection here.