The Contour Rollerball Pen is made of high density concrete and stainless steel. The body of the pen offers a finely contoured unique grip. Over time of use, the concrete barrel will become darker, and its rigid edges smoother as they respond and adapt to your hand.[Details]

• Weight: 40g
• Materials: High-density concrete, stainless steel
• Specifications: L_142mm ; Ø_13.5mm ; 40g
• Notes: Supplied with black ink, SCHMIDT P900M refill.