The picture is "A Bigger Splash" (1962) by David Hockney, one of my favorite painters in the 60' and 70' stage.
Blouse: ROMWE (ss 12)
Shorts: MANGO (old)
Shoes: Marc by Marc Jacobs (old)
Bag and bracelets: Bimba y Lola
Necklaces: Eleonor de Casanovas
Sunnies: Dolce & Gabbana (old)
¿Pero cuántas cosas tenéis ya en color menta?
How many clothes do you have in mint?