Plunger Action. Sleek Write Low Viscosity Ink. Ink color can be blue or black. Smooth Rubberized Finish. Slide in a mention of your company at every chance with the Sleek Write Rubberized Pen! Order soon to see how a 5 1/2" promotional product change the way of advertising! Size: 5 1/2" Lx 7/20" D.