Rich, vibrant colors ensure that everyone can see what you're communicating. Smooth, skip-free lay down makes marking easy, keeping each line consistent and even. Instant-dry ink erases easily from all dry-erase surfaces: melamine, ceramic, glass, etc. Low-odor formula is ideal for classrooms, enclosed collaboration spaces and home offices.Rich, vibrant colors ensure that everyone can see what you're communicating. Smooth, skip-free lay down makes marking easy, keeping each line consistent and even. Instant-dry ink erases easily from all dry-erase surfaces: melamine, ceramic, glass, etc. Low-odor formula is ideal for classrooms, enclosed collaboration spaces and home offices.