Hahnemuhle FineArt Baryta Satin FineArt Photo Cards (4 x 6", 30 Cards) 100% Alpha Cellulose; Rounded Corners, Barium Sulphate Baryta Coating, Basis Weight: 300 gsm, Thickness: 14.6 mil, Opacity: 98%, Whiteness: 92%, No Optical Brightening Agents,...