Failsworth Millinery Ascot Pillbox Headpiece from Ascot Hats 4U. From the 2019 Failsworth Millinery Spring / Summer Collection, this magnificent pillbox is made from sinamay in two tones with matching sinamay loops projecting elegantly from the pillbox base. It really is a standout piece with exceptional contemporary styling. The pillbox base measures approximately 15cm across but including the loop projections it is approximately 35cm in length. It secures with a hair comb and hat elastic. Single colour bags are also available from the same collection.