Bottom of colapsable food covers are finished with moderate lace edging acting as a barrier from the elements, an effective fly net for food. Better for the planet, re-usable outside food covers protect platters of food better than tinfoil, paper towels or paper plates with zero waste. Include the food pop up tent in all your party supplies.
https://www.amazon.com/Simply-Genius-Umbrella-Protectors-Collapsible/dp/B073GKHVXR