Made from calcium carbonate, these round chalks are designed for use with blackboards and are available in white or 10 assorted colours. Robercolor sticks are made from real chalk from France and are dermatologically tested and dust-free. They glide smoothly across the board without scratching, leaving a clean, sharp line.
- Made with dust-based calcium carbonate
- Dust-free
- Sand-Free
- Easy to wipe off
- Good color transfer
- Universally applicable
- Made of real chalk from Champagne, France
- Dermatologically tested
- CE Approved
- Brand: Giotto
- Product Type: Chalk
- Shape: Cylindrical
- Diameter: 0.96 cm
- Length: 8 cm
- Density: 2.7 g/cm3
- Breaking Strength: 1.5 to 2 kg (in-house standard)
- Composition: Calcium Carbonate & Pigments
- Length of Writing: > 350 m (in-house standard)
- Number in Package: 100 Pieces
- Cleaning: Keep the support dry and brush it or wash with water and soap
- Law Compliance: EN 71/1, 2, 3, 6
- Toxicological: Dermatologically Tested
- SKU : 538800 ( White )
- SKU : 539000 ( Assorted )