Achieve ultimate precision when erasing with this Tombow Mono Zero 2.5mm Eraser and Refill Broad. Simply push down on the tip, as you would with a ballpoint pen, to retract the eraser. The slim 2.5mm diameter allows clean, pinpoint erasing - it\'s a must-have addition to any artist\'s collection. It\'s eco-friendly, refillable and has been honoured with awards from the iF product design award in 2010, as well as the Reddot Design award in 2010. . 2.5mm diameter. Refillable. Eco-friendly. Approx. Dimensions (mm) H 150 W 45