Trump Club 47 USA Signature cap, official cap of Club 47 USA. Club 47. This white cap has an American flag in red, white and blue, bordering the image of President Trump. President Trump’s signature is embroidered on the bill, 45/47 embroidered in red on the left side of the cap. Club 47 USA is embroidered on the back of the cap. Adjustable band on the back.