Symbys StashBags Precut Vacuum Seal Bags - ClearSymbys StashBags Pre Cut Vacuum Seal Bags, Clear Symbys StashBags Pre Cut Vacuum Seal Bags, Clear Use Symbys Stash Vacuum Bags to preserve and store your botanicals and food items safely and well for short or long term use. These bags are made of heavy duty, non toxic plastic that is BPA and Bisphenol A free. The bags are sturdy 2 ply bags with a 4 mil thickness. Symbys brand Stash Bags feature air removal channels to assure maximum freshness.