Explore laptop sleeves, luggage bags, lunch bags, makeup bags, and much more in vibrant shades of Black, Blue, Brown, Gray, Red, etc. Naturalizer is an American shoemaker famous for its diverse range of boots, heels, flats, sneakers, sandals, and loafers. The brand is a subsidiary of Caleres and has stores in cities like New York, Chicago, etc. Gray is the color of intellect, wisdom, and knowledge.