Shield N Seal 15" x 20" Pre Cut Vacuum Seal Bags Bag Type:Clear/Black Lab grade instruments designed specifically

Lab grade instruments designed specifically for growers

Rich in phosphorus

• Light Duration

Self-sealing air filter for efficient protection of components

Filter should be replaced every year under moderate use

Shield N Seal 15" x 20" Pre Cut Vacuum Seal Bags Bag Type:Clear/Black Lab grade instruments designed specificallyBox Contents: 50 vacuum seal bags Size: 15 x 20 Material: Super Thick Food Grade, BPA Free Black and Clear Plastic These larger sized bags are perfect for storing leftovers, prolonging the life of your snacks, or even for storing items for travel. These new bags feature our new and improved flavorcomb channel design, as well as increased thickness. Shield N Seals Clear and Black Vacuum Sealer Bags are perfect for long term storage of food and