La Double J is an Italian fashion brand founded by journalist and creative director J.J. Martin in 2015. The brand is known for its vibrant and bold prints, which are inspired by vintage patterns and reimagined for a modern audience. La Double J offers a range of women's clothing, including dresses, blouses, skirts, and swimwear, as well as home decor items and accessories. The brand's designs are made in Italy using high-quality materials and traditional techniques, with a focus on sustainability and responsible production practices. La Double J has gained a following among fashion insiders and celebrities, with pieces worn by the likes of Gwyneth Paltrow, Sienna Miller, and Margot Robbie. The brand has also collaborated with a number of iconic Italian brands, including Superga, Solimene, and Venini, to create limited-edition capsule collections that combine La Double J's signature prints with the heritage and craftsmanship of these historic labels.