Core"dinations Core Essentials Cardstock, 4.25" x 5.5", 40pk: * This package contains forty 5- 1/2" x 4-1/4" sheets of cardstock * Each canvas textured sheet has one outer color with a coordinating or contrasting core color that is revealed with many creative techniques that remove the outer layers * This package contains forty 5-1/2" x 4-1/4" sheets of coordinating cardstock: 4 sheets each in 10 colors * Available in several different color sets (each sold separately) * Imported