card stock
Plural
card stocks
1
a thick, stiff paper used for items like greeting cards, business cards, and other projects that require durable paper
Card stock is a thick, tough type of paper that is heavier than regular paper but lighter than cardboard. It is commonly used for making greeting cards, invitations, business cards, and other craft projects. Card stock comes in various colors, finishes, and thicknesses, making it suitable for different uses and creative projects.