1 inch wide 3 stripe, arm stripes on Cagoules of the 70's/80's.
YKK Zips

White Hood/Hem drawcords with bobbles. Spherical, like Peter Storm or the Cup shaped ones from Cagoules of the 70's/80's.
All based on noisy/squealy 100% NYLON with shiny Acrylic or Polyurethane inner waterproofing.
Two photo's below show these things:-

