4Pcs 20”x 22” Expanding Foam Packaging, Expanding Packing Foam, Foam Bag For Shipping, Expanding Foam for Shipping, Expandable Foam for Packing

4Pcs 20”x 22” Expanding Foam Packaging, Expanding Packing Foam, Foam Bag For Shipping, Expanding Foam for Shipping, Expandable Foam for Packing

• IDEAL PACKAGING: Umail's expanding foam packaging is superb for industrial-scale packaging of oddly-shaped products, generators, printers, cameras - anything valuable that you NEED to protect. It expands around and beneath item and custom shapes to fit it
• WORK QUICKLY: Crack the "L" symbol and it contacts the "R" reactant. You have seconds to combine them before the product bursts through and fills. Work fast, mix, knead, squish completely. Be prepared to use，as once it does, the mixing process is complete
• EASY TO USE: Place foam bag on desk, crack “L”, you will hear “peng” sound, then slap “L” and “R” with both hands quickly. Pat 20-25 times within 8 seconds. Wait for liquid expand and break through L/R area, quickly distribute liquid evenly throughout bag
• OUR ADVANTAGES: The advantage of packaging foam is that it can fill voids in a sealed container, adapt to the shape of the item and package. It prevents shifting, contact with others, forms a sturdy barrier. Also, it restricts vibration and drop damages
• WATCH TUTORIAL: Watching instructional video to get a better understanding of how the foam expands and how to apply it properly，to ensure get the results and prevent foam packaging from expanding more than intended. We recommend box size of 14"x14"x14"