Catherine wore J. Crew Avery Pumps first time during Canada tour in 2016. She recently wore the pumps during 1851 sailing road show in June 2017. Described as little retro and totally walkable the £278 Avery pumps feature cotton and acrylic upper with leather lining, pointed toe, tassel detailing and a 2 inch stacked heel. The heels are not available any more.