These versatile tire marking crayons are essential tools for automotive professionals and DIY enthusiasts alike. The set includes 4 bright red crayons designed to create clear, visible marks on tires and various surfaces. Their oil-resistant formula ensures markings stay intact even in challenging conditions, while the waterproof properties prevent smudging in wet environments. The fade-resistant composition maintains mark visibility over time, making these crayons ideal for tire rotation tracking, quality control inspections, and general automotive marking needs. The sturdy construction allows for precise application without crumbling, and the bold red color provides excellent contrast on dark surfaces. Perfect for use in auto shops, fleet maintenance facilities, or home garages, these marking crayons deliver reliable performance for all your tire and surface marking requirements.