Derived from renewable wood sources, TENCEL intimate cellulosic fibers gently embrace your body with long-lasting softness to help your skin feel pleasantly cool and dry throughout the day and night. As a result, the smooth fiber surface, Tencel Intimate cellulosic fibers offer an exquisitely gentle quality that creates a barely there feel. Naked Fit underwear collection is the lightest underwear on the planet and provides all day comfort for the man on the go.