High-quality thermals help you maintain a warm temperature of your body during the chilly winters. Nautica manufactures and sells watches, jeans, pants, t-shirts, polos, shirts, dresses, sleepwear, swimwear, shoes, underwear, and much more for men, kids, and women. The brand operates in over 60 countries across the world. Navy blue is a color that suits everyone with a touch of class and elegance.