Color is not claimed as a feature of the mark.
The mark consists of the wording "IRONCLOTH" with the font sizes increasing from the letters "I", "R", "O", and "N" to a maximum font size with the letter "C", and with the font sizes decreasing back down to the same font size as the letter "I" from the letter "L", "O", "T", to "H", with the wording "IRONCLOTH" contained within a six-sided box.
IRON CLOTH