Ermenegildo Zegna Mens Bottoms. SKU: VS412-ZZP93-KN7. Color: Grey. Ermenegildo Zegna Mens Slim Fit Track Pants. This pants from Ermenegildo Zegna features an elasticated waistband, a slim fit and a regular length. Materials: 86% Cotton, 14% Linen/Flax.