Hanes Classics Undershirts. Made with super soft premium cotton, Hanes Classics is our most comfortable. Power Slim Fit Crew undershirts comfortably compress to your body to define your torso. All the softness you could ever want with none of the bulk. Lay Flat collar keeps its shape wash after wash. TAGLESS® undershirt for a comfortable, no-itch neckline. Convenient 2-pack.