Save upto 50% on girls’ swimwear from leading brands when you shop via TopOfStyle. OshKosh B’gosh is a leading children’s apparel and clothing brand. OshKosh B’gosh was founded in OshKosh in 1895, and initially, it was known as the Groove manufacturing company. Charcoal black, olive black, matte black, stone black, and some popular shades in black.