LEM designed MaxVac® vacuum bags are designed to achieve the professional results master chefs demand. Our innovative parallel channel design prevents hidden air pockets while the sturdy 3.5 mil puncture resistant plastic makes these bags ideal for any job. Great for Sous Vide cooking or keep your valuables dry. All bags are reusable include a space to label the date/contents and are compatible with all LEM MaxVac heat seal bar vacuum sealers and most national brand sealers.