"309" 35mm perf white splicing tape  is a 2.0 mil (50,8 ,µm) white, translucent tape designed for editing and splicing of magnetic film (not motion picture film) in the motion picture industry.

The tape's extra thickness adds stiffness for ease of editing. The tape is easy to apply and it's instant "wet-grab" characteristic assure quick, secure splices. Splice bonds improve with age.