About Jumper 1234

Founded in 2014 by a team of friends in London, Jumper 1234 creates contemporary cashmere knitwear with a playful, effortless spirit. Each piece is designed in the UK and ethically produced in Mongolia using the finest sustainable fibers to ensure lasting quality and comfort.

Our Mission

Our mission is to deliver high-quality, vibrant cashmere essentials that combine modern design with traditional craftsmanship and ethical production practices.