Imagine: chalk that won't roll off the chalkboard tray and break! Our colorful, high-quality chalk sticks have triangular sides that prevent them from rolling away. Thick and chunky, so they're easy for little hands to grasp. Very long-lasting. Set includes 10 jumbo sticks, plus our versatile 2-in-1 eraser. It works on both chalkboard and dry erase surfaces! 100% felt, with a solid wood handle. Sized for little hands; measures 5" x 2" x 1". Non-toxic.