Long Term Color Retention: Fade resistant paint resists sun and rain erosion, ensuring vividly color stay bright for extended periods without fading, perfect for outdoor use on tombstones and monuments Waterproof & Sunproof:Specially designed to withstand harsh weather conditions, effectively protecting inscriptions and markings from damage while extending their durability in outdoor environments Versatile Outdoor Applications: Ideal for tombstone touching up during Qingming Festival, as well as outdoor signs, memorial plaques, and other surfaces requiring weather resistant coloring Smooth Writing & Easy Control: Features fluid tip design for effortlessly gliding and precisely application, allowing quick and even coverage to enhances efficiency in restoration projects Safe & User Friendly: Made with paint for safe handling, ergonomic grip for comfortable prolonged use and multiple color to suit various decorative needs