Nov 21, 2012 Backtor Shirt Our first shirt, entitled the 'Backtor' shirt [pronounced 'Back-Tor'] was designed in Japan with Osam and Ko of WestWarts, Tokyo. Manufactured in England. Limited to x100 pieces, only x30 are available in the UK. One pattern over two fabrics. Both 100% cotton, white oxford and marine stripe with engraved Mamnick buttons cup from trocas shells in on the outskirts of Sheffield. Proud to say every weave of fabric, stitch and button was made in the North of the UK.