✓ Extra solid hardcover (1,75 mm)
✓ Sustainably produced stone paper
✓ 5 years of erasable writing guaranteed
✓ Feels the same as writing on normal (wood pulp) paper
✓ Multifunctional interior

✓ Hardcover (0,09 mm)
✓ Sustainably produced stone paper
✓ 5 years of erasable writing guaranteed
✓ Feels the same as writing on normal (wood pulp) paper
✓ Multifunctional interior

✓ With an extra solid bound cover (1,75 mm)
✓ Sustainably produced stone paper
✓ 5 years of erasable writing guaranteed
✓ Feels the same as writing on normal (wood pulp) paper
✓ Multifunctional interior