Eleanor and Paul Kidd continued to sell mainly arch supports until 1960, when they designed and manufactured the "Trackster", the world's first running shoe made with a ripple sole.
Eleanor dan Paul Kidd terus menjual lengkungan pendukung sampai 1960, ketika mereka mendesain dan memproduksi "Trackster", Sepatu lari pertama di dunia yang dibuat hanya dengan riak.