Quickly apply enhanced water and UV resistance to your tents tarps jackets and backpacks with Granger's Spray-On UV waterproofing. This convenient spray application enhances water and stain resistance while raising SPF ratings to the max. Unlike other treatments Granger's Spray-On UV Waterproofing dries residue- and odor-free so your tent backpack or bivy sack retains the same texture without any chemical odors. This is a smart and practical treatment for any all-weather outdoor enthusiast especially if you hate seeing your gear fade and degrade after extensive use under the alpine sun.