A Purple Bow Tie By Van Buck. This pre-tied Cadbury purple bow tie will brighten up your suit and add a touch of class. This satin bow tie is pre-tied with an easily adjustable neckband. Our plain satin wedding bow tie collection includes a large range of colours which are perfect for the groom, groomsmen, ushers and page boys for your wedding day. The quality of fabric we use for our ties is outstanding making them stand out as a quality piece of gentleman's neckwear.