Zebra Oil-Based Ballpoint Pen Refill, Blen 3C SNC-0.7 Core, Black, 20 Pieces B-RSNC7-BK The outer box of the ballpoint pen is not included. 1880 Color: Black Brand: Zebra (ZEBRA) Product Dimensions (Length x Width x Height): 9 x 3 x 3 cm About this product: [Blen] Unwavering. Stress-free writing comfort. [Blen Features] ① Low center of gravity (prevents writing wobble by lowering the center of gravity) ② Direct touch (holds the core and prevents pen tip wobble) ③ Noise-free design (eliminates gaps in each part to prevent internal pen wobble) [Ink] Emulsion dye + pigment [Body size] Maximum shaft diameter 3 x 89.9mm / Weight 0.6g [Compatible body] Blen 3C Color: Black Brand: Zebra (ZEBRA) Product Dimensions (Length x Width x Height): 9 x 3 x 3 cm About this product: [Blen] Unwavering. Stress-free writing comfort. [Blen Features] ① Low center of gravity (prevents writing wobble by lowering the center of gravity) ② Direct touch (holds the core and prevents pen tip wobble) ③ Noise-free design (eliminates gaps in each part to prevent internal pen wobble) [Ink] Emulsion dye + pigment [Body size] Maximum shaft diameter 3 x 89.9mm / Weight 0.6g [Compatible body] Blen 3C