In 2001, as one of Great Britain's leading Milliners, Pip Hackett was bestowed the greatest honour by the Royal Mail as her work was selected to be featured as the 1st class postage stamp in the "Fabulous Hats" Thoroughly Modern Millinery collection, alongside her contemporaries Philip Treacy, Stephen Jones, & Dai Reece which was launched during Royal Ascot to celebrate the Great British Tradition of the Hat.

In 2001, as one of Great Britain's leading Milliners, Pip Hackett was bestowed the greatest honour by the Royal Mail as her work was selected to be featured as the 1st class postage stamp in the "Fabulous Hats" Thoroughly Modern Millinery collection, alongside her contemporaries Philip Treacy, Stephen Jones, & Dai Reece which was launched during Royal Ascot to celebrate the Great British Tradition of the Hat.