Genisys Vacuum Canisters have excellent ability for food preservation.
When doing outdoor activity, store foods such as sandwitch & salad in
Genisys with vacuuming. You can taste freshness when taking out the
foods. Use Genisys Vacuum Canister especially when vacuuming the
foods that are easy to be squeezed & runny such as sandwitch, salad &
marinated meat.