The Full 48 ColorWheel Cardstock Pack 8.5" x 11" is one sheet of every color in the ColorWheel Cardstock Collection, perfect for creating your own swatch deck and finding your new favorite shades. Each sheet is smooth on both sides with a solid color core and is 100 lb/270 gsm thickness. Every creation starts with a great foundation of high-quality cardstock, so be sure to add this pack to your supplies!