Wooden-cased pastel chalks. Pastel chalk pencils for your most beautiful artworks. For art students, artists, and creative individuals. Partially water-soluble, outlines remain visible. Dry and dusty application similar to wood or charcoal. Lead diameter: 4.4 mm. Brilliant even on dark backgrounds and delicate paper. PEFC. PEFC is the largest institution for ensuring and marketing sustainable forest management through an independent certification system. Wood and wood products with the PEFC label are proven to come from ecologically, economically, and socially sustainable forestry. Innovative writing instruments for creative people. STABILO is one of the leading stationery manufacturers in Europe. The products are aimed at students, artists, and creatives in over 180 countries, with more than 1500 employees working for STABILO worldwide. With facilities in Germany, the Czech Republic, and Malaysia, the company is also an important employer, creating new jobs in various regions around the world. It draws on over 160 years of experience in the business. Through innovative, high-quality, and appealing products, STABILO has become a brand that is highly valued in many classrooms and offices. Notably, the world's first highlighter, the STABILO BOSS, which was launched in 1971, has secured its place in numerous pencil cases and on many desks.