Menz Suits - Our range of baker boy caps are the official caps they use on the hit BBC show Peaky Blinders. All caps are handmade in Britain from the highest quality 100% wool tweed. These aren't just any old caps though, the attention to detail by our craftsmen is second to none. From the panel stitching to peak positioning, everything has been finally tuned to bring a high quality and luxurious Peaky Blinders Cap. Melton Wool & Tweed Herringbone.