These incredible boards are made from paper composite panels. They are made from recycled materials, making them eco-friendly. They are dishwasher safe and heat resistant of up to 350°F. The engravings on these boards look incredibly clear and will last through the toughest washes. Extremely durable to knife scratches and can be sanded if need be. These boards are robust and anything but fragile. They are sought after because you can't make mistakes with them and because of their ease of maintenance.