Medium Duty 400mm x300m Cast Pallet Stretch Wrap - Std. Core (Box of 6)6 x 400mm x 300m 17 Micron Clear Stretch Wrapping Film Flush Core This clear stretch wrapping film offers excellent puncture resistance and high tack characteristics. Our cast stretch wrap offers a good level of transparency and is softer and easier to work with than blown stretch wrap. Clear 17 micron cast polythene stretch film Core diameter 38mm Film width 400mm on standard core Film length 300mtr 6 rolls per case Case weight 12. 5kg