Value Pack of 20 Felt Wicks for Wacom ProPen2 (KP-504E) KP-504E (Compatible Models) Wacom MobileStudio Pro 2nd Model (DTHW1321,DTHW1621) Wacom Citniq Pro (DTH-1320,DTH-1620,DTK-2420,DTH-2420,DTH-3220) Wacom Intuos Pro (PTH460,TH-460,60, PTH-. 860) Wacom MobileStudio Pro 1st Model (DTH-W1320, DTH-W1620) *This is not an authentic product. Only lead refills are sold.