The 16-piece capsule is set to launch in October.
The British supermarket is cleaning up the fabrics from its F+F range.
The winners were announced during a lunch at Spring in London.
The duchess made her first trip to Wimbledon as royal patron of the All England Lawn Tennis and Croquet Club.
The brand unveiled its new retail plans on Monday during a financial results presentation.
WWD and Unilever Prestige present a pioneering grant initiative designed to showcase the next generation of business…