- A pair of slim fit trousers for men. Low rise, slim thigh and knee. Twill weave. Zip fly. The model is wearing a size 31/32 and is 187 cm tall. JACK & JONES JEANS INTELLIGENCE Slim fit Marco Marco is a refined slim fit with a tapered leg; perfect for a casual tailored look. The fit is narrow and lean through the thigh without feeling too tight. Stretch fabric Stretch fabric is made mainly from cotton with a little bit of elasticity added to it. You get the authentic look with added comfort.