Film Application System, Premium Grade, 20” web for faster wrapping EXTENDED CORE is the cast co-extruded, premium hand film wound on 1-1/4” cores with 5” extended application handles. No dispensers are required. The X-Core design and light-weight rolls make it easy to use in tight spaces & low places. The wider film web saves time and energy. Loads get wrapped quicker with fewer trips around the pallet.