2UNDR Men's Swing Shift Boxer Brief, Black Stripes, Small 100% Other Fibers Imported With 2Undr you can feel it right away, Pure heavenly softness The swing shift caresses the skin with the finest beech wood fiber in our signature modal fabric The material resists shrinkage and is less likely to fade or pill as a result of friction The smoothness of the fabric also rejects hard water deposits, allowing it to stay soft through repeated wash Cycles Fabric Type: Cotton 80%/Spandex 5%/Modal 15%