Post-it Attach & Go Refillable Insert secures office essentials that go where you go. Organize your ideas anywhere with this versatile combination of Post-it Full Adhesive Notes & Tabs. Reusable, durable, low-profile insert holder fits most ring binders & planners. Edge is hole-punched for various sizes. Customize the refillable card insert with other Post-it Mobile Attach & Go Products. Use the notes for reminders, to dos & quick notes. Use the tabs to mark pages & divide sections in notebooks, binder & planners for quick reference. Use flags to color-code, direct attention & find what matters fast.