Carhartt MBB122 Base Force 5 Inch Tech Boxer Brief These 5 Basic Poly/Cotton Boxer Briefs combine the mobility of Rugged Flex with the comfort of a cotton/poly blend. Available in 2-packs, for twice the hardworking performance and support on the job.135 GSM/4.0 oz, 60% Cotton, 40% Polyester JerseyRugged Flex® technology for ease of movementSmooth flatlock seams for comfortConcealed Y-Stitch waistband offers less chafing and smoother edgesContoured front for comfortTagless labelModel height: 62; Chest size: 40.5; Wearing size MStyle # MBB122