Trunks by Jack Jones, Pack of three, Stretch jersey, Branded waistband, Form-fitting design, Machine wash, 95% Cotton, 5% Elastane. Founded in 1989, Jack & Jones is a Danish brand that offers cool, relaxed designs that express a strong visual style through their diffusion lines, Jack & Jones intelligence and Jack & Jones vintage. Using innovative treatments and cuts Jack & Jones place their signature laid back style on to a whole range of clothing from print t-shirts to jeans.