The Flute stylus metal PP is a Retractable ballpoint pen in a straight design. Material and surface: Tip: plastic (ABS) matt. Barrel: aluminium anodised. Clip and push button: plastic (ABS) matt. Standard colours: Barrel: available in 3 anodised colours. Clip and push button: black. Special colours: - Refill: Silktech L (3,000 m), blue, Refill Optional: Silktech L, black.