Three years in development, these waders kept Alaskan bush guides dry in over nine thousand hours of crashing through brush, sliding down banks, and climbing in and out of boats and float planes. We’ve never spent as much time and effort in designing and field-testing a pair of waders and they are unquestionably the most durable waders we have ever made.

Website: www.orvis.com/pro.

Also look at:
http://flyfishing-blog.com/flyfishing-blog.com/2020/02/12/orvis-clearwater-set-great-for-nymph-fishing-for-roach/
http://flyfishing-blog.com/flyfishing-blog.com/2019/09/28/orvis-launches-50-50-on-the-water-film-tour/
http://flyfishing-blog.com/flyfishing-blog.com/2019/09/24/orvis-how-to-fish-a-spinner-fall-part-6-the-approach/