Cap by Diesel, Tops things off nicely, Paneled crown, Eyelet vents, Curved peak, Snapback strap. Changing the denim game since 1978, Diesel celebrates self-expression and individuality with its reinterpreted lifestyle pieces. Ripped-up, washed denim features across a range of jeans and jackets, and when it comes to the brand's printed tops and T-shirts, it's a case of the bolder, the better. Its accessories make just as much of a statement, too.