Brandt Big Foot SS Spray Pattern Indicator Super Concentrated Temporary Blue Colorant Brandt Big Foot SS Blue Spray Pattern Indicator is great for use with herbicides, fungicides, fertilizers, and pesticides. Brandt Big Foot SS Blue Spray Pattern Indicator is designed to mark chemical spray solutions in agriculture and on golf courses, parks, sports turf, nursery and commercial applications. Eliminates overlapping or skipping of areas and also helps to indicate drift. The use of Big Foot SS eliminates overlapping or skipping of areas and also helps to indicate drift Big Foot SS is designed for use on golf courses, right of ways, parks, cemeteries or any turf or nursery application. Brandt Big Foot S. S. Super Concentrate Use at the rate of 6 to 10 ounces per 100 gallons of spray solution.