At last a really effective answer to sticky zips on shooting luggage, slips, holdalls, clothing and of course the dreaded welly boots. Footwear in particular suffers from snagging zips, which is hardly surprising when you consider all the muck and gritty mud that gets into the. EZIP simply sprayed directly onto the offending zipper, will penetrate the teeth and by gently working the zip a few times will evenly coat the whole zip surface making sure that it runs smoothy and stays that way