Matting and layering is a popular cardmaking technique where different sized and colored cardstock layers are stacked on top of each other to create depth and interest in a card design. By using different textures, patterns, and colors, this technique can add a lot of dimension and visual appeal to your handmade cards. It’s a versatile technique that can be used for any occasion or theme, and with a little practice, you can create stunning and unique designs that are sure to impress your friends and family.