Our Clear Blown Hand Stretch Wrap Film provides extra load-holding strength and is both puncture and tear resistant. Blown film makes hand pallet wrapping easy! This economical and strong blown film, contains an exceptional two-sided cling. Made from a blown molding process to make the film stiffer and stronger. Because of its added strength, you will use 15-25 percent less film! Blown film is often more costly than Cast Stretch film due to the cost of production however, the dependability is worth the extra expense. It comes in different gauges and widths for all your wrapping applications. Process of Blown Film: Blown stretch film, also known as blown stretch wrap, is created by blowing heated resin out vertically into a bubble. The bubble is then transformed into rolls while it is cooled by the surrounding air.