I went to the Ranger web site, and found their 20% PICARADIN in pump bottles for less than amazon had the same stuff. I could not find the Sawyer brand, but did not look real hard. I have one bottle to travel with, and one bottle for the boat now. .
The South End provides useful resources and discussion forums for those that fish The South End of Lake Michigan for Salmon, Steelhead, Perch, and Bass as well as elsewhere in the Region and Chicago area.