technical performance, highly breathable with incredible comfort . oyuki go all out to equip riders for deep powder with their yamapro 3l collection. japan is known for incredible powder slopes and it was on these slopes that the goshiki yamapro 3l bib pants were tested.these pants offer yamaproâ„¢ always dry technology for total waterproofness and breathability and great features to make your day in the backcountry that little bit better.highest performance, great protection against moisture from inside and outside and durable comes the goshiki pants for this season.