The Australian actress was enjoying a weekend break in Milan with her son Roman.
Sales from the lingerie set will go toward international charities and support centers.
Frenchman Guillaume Henry, who has helmed Nina Ricci and Carven, is to create ready-to-wear and accessories.
The nonprofit organization this season will present its first cobranded capsules with Koché and Jacquemus women’s.
The model will walk in the brand’s beauty and fashion show on Sept. 30.