A fibrous structure may include a plurality of wetformed knuckles or pillows, where the wet-formed knuckles or pillows of the pattern may form a plurality of rows oriented in an X-direction and/or a Y-direction, and the plurality of rows may be curved in a repeating wave pattern, where the repeating wave pattern may have an amplitude and a wavelength, and wherein the amplitude may be between about 0.75 mm and about 3.0 mm, and the wavelength may be between about 25.0 mm and about 125.0 mm.