"Intrinsic Vitality" Down GiletDiesel was founded in 1978 by Italian born designer Renzo Rosso. The brand was originally focused on creating denim products and appealing to an alternative audience of denim wearers. Since its inception, however, the Diesel brand has taken on many forms, some of which feature technical garments. The intrinsic Vitality colleciton was released in the early 2000s, and featured garments with various technical features included within their design and