Star Brite&Reg Instant Black Streak Remover 32 Oz Gel Formula. Fast-acting gel formula designed to remove stubborn black streaks with ease. Adheres to vertical and contoured areas for deeper cleaning action. Designed for use on fiberglass, vinyl, metal, painted finishes, and most plastics. No heavy scrubbing. Just spray on, wait, and wipe away for effortless cleaning. Removes grime, runoff, and environmental build-up. Versatile application suitable for boats, RVs, trailers, campers, and outdoor equipment. Preserves surface protection. Will not remove wax or polish. Effective on tough stains. High-adhesion gel formula targets difficult black streaks. Simple routine maintenance makes cleaning quicker and easier.