Case stories It's one thing for us to tell you how marvellous we are. It's quite another to hear what our customers have to say. To find out what it's really like to partner with Nynas, we urge you to check out a few case studies below. Better shoe soles with naphthenic oils With an output of ten million shoe soles every a year Yow Shong Plastic Products Manufacturer (YSPPM) answers for one thousandth of the global demand for shoe soles. Read more about Better shoe soles with naphthenic oils High demands on rubber in contact with drinking water Hultec is one of the world's leading manufacturers of rubber gaskets for pipes for drinking and sewage discharge water. Among other things, the company can boast 90 percent of the US market. Read more about High demands on rubber in contact with drinking water Flexsys – a leading supplier to the rubber industry Flexsys has sales of approximately US$700 million and employs about 1,000 people at more than 20 sites around the world. It has production sites in Europe, North and South America and Asia, and sales offices on every continent, except Australia. Read more about Flexsys – a leading supplier to the rubber industry Environmental demands have led to increased exports for Caufit Being a supplier to the automotive industry, a few years ago Caufit had to face the necessity of eliminating all aromatic extracts from their products. Read more about Environmental demands have led to increased exports for Caufit