Meet our Heart Stacks: Stacking Highlighters, brought to you by OOLY, the brand that loves to spark imagination and inspire self-expression. This set is more than just a highlighter. It's a fun and playful way to make your mark, whether you're highlighting important text or adding a pop of color to your notes. With 16 sticks in the display, you have a rainbow of colors at your fingertips. Perfect for both office and school supplies, these highlighters are sure to make you smile!