Fibre-tip pen in ergonomic triangular shape for relaxed and easy writing and colouring. Stable, pressure-resistant tip. Ventilated cap conforming to ISO 11540 and BS 7272-1/2. Dry safe - can be left uncapped for days without drying up, except neon colours. Water-based ink. Washes easily out of most textiles. PP barrel and cap guarantee long service life. Line width approximately 1.0 mm. Mix & match feature in combination with the model 334. Available in stand-up STAEDTLER box. Available in 48 brilliant colours.