Lengths of multi coloured plastic string used to make bracelets, keyrings etc. They can be braided in many ways and hung from belts etc. Latest craze in Britain and originated 20 years ago.
Scoubidou (pronounced scooby doo) seems to be the biggest craze since Pokemon cards. All the kids around here are busily plaiting brightly coloured plastic cords into...well, plaited plastic cords...for no reason that I can discern.