Clear Bra does have some hydrophobic properties (repels water), and it does have UV protection. However, even good hydrophobic films can benefit from ceramic coating. Because this dynamic duo is the ultimate surface protection, we offer 20% off any ceramic coating service (to include interior ceramic coating) when combined with paint protection film! Ceramic coating helps tremendously by adding that layer of UV protection, deep shine, dirt repellant making keeping your car easier to maintain.