MAXI bicolour fibrepens with a 7.5 mm O conical tip. Can be used to create strokes from 1 mm to 3.25 mm. 8 bicolour fibrepens with double tips = 16 colours. The MAXI size is perfect for children. Tip is resistant toknocks and pressure. Water-based paintwhich creates bright, easily-applied colours that can be mixed together. It is best to use this type of tip to colour surfaces such as walls. It can be easily washed out of most fabrics (soak the item in cold water for an hour and then machine-washon acold setting). With a perforated safety cap.