Liquid Harvest Lazer Blue Concentrated Spray Pattern Indicator - 1 Quart (32 Ounces) - Perfect Weed Spray Dye， Herbicide Dye， Fertilizer Marking Dye， Turf Mark and Blue Herbicide Marker<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>32 oz of Lazer Blue Spray Pattern Indicator</li><li>Easily Marks Grass and Lawns</li><li>Mix with Herbicides， Fungicides， Pesticides， &amp; Fertilizers</li><li>Indicates Where Spray Mixtures Have Been Applied</li><li>No Permanent and Will Not Stain</li></ul></div><img src="http://ecx.images-amazon.com/images/I/414A0MvxDOL.jpg" noproxy>