You can DIY a clean circle with basic tools and a little patience.

1. Gather tools: Cardboard, pencil, ruler/string, cutting mat, sharp craft/utility knife (or scissors), and sandpaper or a nail file.
2. Mark the center: Measure and point the center. Tie string to a pencil for a quick compass, set the radius, and draw your circle. A cake pan or mixing bowl also works as a template.
3. Cut safely: On a mat, make several light passes with the knife, turning the board as you go. Keep fingers clear.
4. Smooth the edge: Lightly sand for a neater finish. If using with desserts, add parchment or a doily as a liner.

If you’d rather skip cutting, Walmart carries pre-cut round cake boards in multiple sizes for pickup or delivery.

The right board depends on your cake’s weight, moisture, and presentation needs.

• Coated chipboard rounds: Thin, lightweight circles suited for cupcakes, cookies, or single-serving desserts.
• Single-wall corrugated rounds: A sturdy everyday pick for standard 1–2 layer cakes; balances strength and weight.
• Cake drums (about 1/2" thick): Multi-layer, heavy-duty rounds for tiered or dense cakes where extra support matters.
• Grease-resistant or foil-laminated: Helps manage moisture and gives a clean, polished look. Many bakers still add parchment or a doily as a barrier.

When in doubt, choose a thicker option for heavier bakes. You’ll find a variety of round cake boards and drums online for pickup or delivery.

Consistent tools and technique can improve results, though outcomes may vary by cardboard thickness.

• Use a compass cutter for set-and-spin precision. If you don’t have one, tie string to a pencil to make a DIY compass.
• Template method: Trace a round cake pan, mixing bowl, or plate in your target size.
• Score, then slice: Make a light scoring pass first, then deepen with 2–3 passes. Rotate the board—not the blade—for smoother curves.
• Choose the right tool: A sharp utility knife handles corrugated well; scissors may crimp edges on thicker board.
• Finish the edge: Lightly sand or wrap the rim with tape or ribbon if you want a polished display.

Prefer a ready-made look? Pre-cut cardboard circles are available for pickup or delivery.

Pick a board that gives your cake breathing room without feeling oversized.

• Single-tier cakes: Go about 1–2 inches larger than the cake diameter. A 10-inch cake usually sits well on a 12-inch board.
• Decorative borders: If you plan a buttercream or piped border, choose the 2-inch bump to keep edges clean.
• Tiered setups: Each tier typically sits on its own board the same size as the tier. The base board (or drum) is often 2–4 inches wider than the bottom tier for stability.
• Common options: You’ll frequently see 6, 8, 10, 12, and 14-inch rounds.

Measure your pan and decorations first; then select a size online for pickup or delivery.

Recycling rules vary locally, so it’s best to check your municipal guidelines.

• Plain, clean cardboard: Often accepted in curbside recycling if free of food residue.
• Foil-laminated or grease-stained boards: Many programs don’t accept these; they may need to go in the trash.
• Quick prep: Remove decorations and scrape off excess icing before disposal.
• Reuse ideas: Keep clean boards for craft templates, classroom projects, centerpiece bases, painting backers, or as protectors when moving items.

If you prefer fresh boards for each event, you can order new round cake boards online and choose pickup or delivery for convenience.