Shinhan Touch Twin Tip Marker Set 12 Basic<br /><br /><br />&nbsp; &nbsp; A perfect grip is due to the ergonomic design<br />&nbsp; &nbsp; Fine tip nib on one end and a broad chisel nib on the other<br />&nbsp; &nbsp; Revolutionary design of the nibs safeguards loss of firmness from use<br />&nbsp; &nbsp; Ink is refillable and replacement nibs in four sizes are available<br />&nbsp; &nbsp; Alcohol based ink is odorless - non-toxic - permanent<br /><br />&nbsp;Product Information<br />Shipping Weight &nbsp;15.8 ounces<br />ASIN &nbsp;B00ARMZGEQ <br />