These luxury Boxer Briefs with Fly feature an ultra-soft, breathable, lightweight TENCEL™ Modal that is sustainably sourced, guaranteed to stay smooth and keep you comfortably supported at all times. Details The Original 3D Pouch   lifts and supports everything, eliminating the need to shift or adjust. Fabric: 95% TENCEL™ Modal, 5% Spandex MyPakage Pouch Technology™ Chafe-free flatlock stitching Premium no-roll waistband Cloud-like breathability Ultra-soft, smooth feel TENCEL™ Modal is sustainably-sourced