Theory Mens Zaine SW Active Nylon Neoteric Technical Pants Navy 36x33 $235. These active stretch nylon twill pants are water resistant with slash pockets for a tailored casual look. These pants are regular rise, slim straight legs. Made of 87% Nylon and 13% Spandex. These pants are in very good preowned condition. If you have any questions please feel free to email me. Thank you.