[This review was collected as part of a promotion.] I used this for the first time last month and my camper canvas on the boat beads up every time it gets wet. I found there was no discoloration of the canvas or any residue after the product dried.
[This review was collected as part of a promotion.] 303 Fabric guard is great stuff I used it to refresh the water proofing on my boat's cover and its amazing.
[This review was collected as part of a promotion.] used product on my convertible top as well as my boat cover water seems to bead and run off great product