Features of the Stance Men's Staple ST 6IN Boxer Brief Sustainably-sourced fiber innovation that delivers premium softness and unparalleled comfort Exposed core-flex waistband prevents unwanted twisting and rolling down under Feather-seam construction eliminates common irritations through a softer stitch Side-entry fly for easy access Fabric Details 65% Modal, 26% Lyocell, 9% Elastane