SAFE & LOW-ODOR: The ink is non-toxic, low odor, smooth flowing and fast drying. The water-based ink is easy to wipe, even if the ink stays on the whiteboard for 30 days can be easily wiped without leaving a trace. It is safe for kids and adults to use..PREMIUM FIBER NIB: The dry erase markers fine tip is made of high quality fiber, which is resistant to writing and wear, not easily deformed, smooth writing, and no ink leakage. The fine nib can draw 2mm lines, giving you a great writing experience! Total 24 whiteboard markers (2 box)..MAGNETIC ERASER CAP: The felt eraser on the white board markers cap makes it convenient to erase handwriting errors without a separate eraser. The dry erase pens cap also has a strong adhesive magnet that attaches well to whiteboards, calendars, refrigerators or metal surfaces without slipping off and is not easily lost..WORKS ON SMOOTH SURFACES: The 12 vivid colors dry erase markers work fluently on most smooth surfaces including whiteboard, glass, porcelain, magnetic fridge calendar, weekly planner, chore chart, etc. Perfect educational supplies for offices, schools, homes, and classrooms..VERSATILE MAGNETIC WHITEBOARD MARKERS: The magnetic dry erase markers can also be used as a magical water floating pen. Draw a pattern on the dry ceramic spoon, let it dry. Then dip the spoon into the water slowly. The pattern will float on water! It will be a fun and practical gift.