Eco-chalk is 100% extracted from natural plant ingredients. Environment and health factors are taken into account also in production process and packaging. The product is approved by Chinese Center for Disease Control and Prevention and ROHS certificated by SGS.
1.Non-toxic, no smell, 100% dust free and vivid writing.
2.Able to write on dry and wet surface smoothly with high color rendering and definition. Water erasing can keep the board clean.
3.Extremely long lasting life. Able to write 15 to 20 times longer than traditional chalk thanks to its high density construction.
4.Environment-friendly and healthy. Harmless to skin what has been approved by Chinese Center for Disease Control and Prevention. ROHS compliant. Easy to clean and recyclable. The water after cleaning can be used to water flower serving as organic fertilizer.