These 12-piece sticks of dustless chalk are perfect for use on chalkboards and dry-erase boards. Their dustless formula lets you write clearly without creating a mess, making them ideal for classrooms, offices and other indoor spaces. Each stick lays down a bright white line that can be seen from the back of any room. Easily erase with just a damp cloth or dry-erase for quick changes. The sticks are durable yet flexible, allowing smooth writing with crisp letters and diagrams. Whether brainstorming ideas or teaching lessons, these versatile chalk sticks will keep your surfaces clean while keeping your thoughts flowing freely.