The Marking Crayon Eco (11x110mm, Black) is an environmentally-friendly marking tool designed for use on various surfaces such as wood, metal, concrete, and stone. With a 11x110mm size, it's compact yet easy to handle, providing clear and precise marks. The black color offers good visibility, making it ideal for construction, carpentry, and other professional tasks. The eco-friendly composition ensures minimal environmental impact while still delivering high-performance results. Perfect for both industrial and DIY applications, this crayon is a practical choice for anyone needing reliable, long-lasting marks.