` A range of colour pencils with ultra-resistant leads: Ø 3.2 mm (Ø 4 mm for jumbo pencils). According to our in-house tests, these pencils have a lead 37% stronger than Star Colour pencils ` Resin colour pencils, complies with current toy regulations ` Made with 45% recycled materials and 25% natural materials (35% and 22% for jumbo) ` Ergonomic: triangular pencil for better grip ` Easy-to-sharpen, no splinters
