Frog Juice Sunscreen Clear 7000 is similar to automotive clear.  It is totally synthetic and will not yellow. It does not require a hardener or catalyst. Frog Juice is ready to handle and place outside in 30 minutes. It is enamel receptive and can be used on most substrates including intermediate and high performance Vinyl films. Frog Juice is excellent for digital printing. It is UV resistant and helps extend outdoor durability to 5 years or more. It waterproofs and becomes a sacrificial coating that takes abrasion and scuffing abuse.