Use Rainbow Tire Highlighter to market your company! The highlighter is designed in a round tire and come in 5 fluorescent rainbow colors, including pink, yellow, blue, green, and orange. Each product is made of PP plastic, smooth in writing, durable, safe, waterproof and quickly drying, which works well on all paper surfaces. Useful for students, teachers, and office workers. Obvious imprint area is perfect to show your brand and logo.