High clarity films sticks only to itself. No ties, staples or taping required.Quiet & Smooth - virtually no noise and easy release. Can be stretched up to 100% to secure your load safely.There are two types of stretch film, CASTFILM & BLOWN FILM.CASTFILM A high quality co-extruded cast film is typically a stiffer film with exceptional load holding force and good puncture resistance.BLOWN FILMBlown film is a softer film with good load holding force and exceptional puncture resistance