Harvey Nichols, Selfridges and Lane Crawford will send their buyers to Mercedes-Benz Fashion Week Australia next month.
Asos, Browns, Net-A-Porter, Saks Fifth Avenue, Selfridges, ShopBop and The Outnet have also been confirmed as delegates.
The resort showcase saw a 51% increase in buyer attendance last year, including major international first-time outings from major eCommerce and designer fashion platforms.
The 2018 schedule will feature a lineup of ready-to-wear, swimwear and activewear components.
Alic McCall, Karen Walker and Thurley are among the latest brands confirmed to take part.
The event will take place from May 13 to 18 at Carriageworks, Sydney.
The updated official schedule can be viewed at mbfashionweek.com/Australia.