Create amazing glowing designs with Light Writer's Light Pen and glow-in-the-dark sheets. Special battery-powered Light Pen provides a blast of bright light to energize the glow-in-the-dark paper. Comes with two 4'x 6' reusable phosphorescent sheets thatst for years! Seven stencils help you create great glowing images. Activity guide included features 16 pages of fun ideas, activities and facts. Comes in a durable storage case that conveniently stores entire kit.