Acrylic Scalloped Cake Guide from $22.50 Two acrylic scalloped-shaped cake guides to use with buttercream or ganache. Cake boards are measured by the diameter of where the inner circle would hit within the scallop edges. Our Shop › Acrylic Scalloped Cake Guide Size: Select Size 4” 5” 6” 7” 8” 9” 10” Quantity: Add To Cart Added! Two acrylic scalloped-shaped cake guides to use with buttercream or ganache. Cake boards are measured by the diameter of where the inner circle would hit within the scallop edges. Reviews Reviewer Name Review Date Star Rating Description Posted on Etsy Product Show More