Vanilla Butter Cream Cake - Gluten Free Sale! from 3600 /per Size 6" Round 8" Round 10" Round 12" x 16" Half Sheet Pan Qty. Add to Cart This item is currently on backorder but you can still purchase it now and we'll ship as soon as more become available. Light vanilla cake topped with vanilla buttercream. Presentation : Available 6", 8", 10" Round & 12in x 16in (1/2 Sheet Pan) sizes. Shelf life (Freezer) : 6 months from the date of production. Shelf life (Fridge) : 7 days from date of defrosting.