The Secret: Ordinary foil and zipper bags trap air in ruining your food and wasting your money. That's why Always Fresh bags are designed with a special one-way valve that lets the air out and seals freshness in prolonging the flavour, nutrition and shelf life of your food. Always Fresh Seal Vac wants to change that, by helping keep your food fresher for longer! It's also cord-free and portable so that you can take it on road trips and family vacations. The Seal Vac system makes preserving your groceries a breeze. The airtight seal provides a fast and effective way to marinade foods, ensuring that meats and veggies are perfectly coated and infused with flavour. Cordless, compact & easy to use Prolongs flavour, nutrition and shelf life, Save money and stop wasting food!