Zebra Surari 4C 4 Color Emulsion Ink Ballpoint Pen, 0.5mm, Black Barrel (B4AS11-BK)

Pilot 4 Colors Ballpoint Pen, Acroball 4 Extra Fine, Black, Red, Blue & Green (BKAB-45EF-NCC)

Zebra Surari Emulsion Ink Pen - 0.5 mm - Dark Black Body - Black Ink

Zebra Clip-On Multi Color Multi-Functional Pen, Black Barrel (B4SA1-B)

Pentel Ballpoint Pen Vicuna, Extra Fine, Black, Red, Blue, Green, Black (BXC45A)

Pilot 4 Colors Ballpoint Pen, Acroball 4 Extra Fine, Black, Red, Blue & Green (BKAB-45EF-CSL)

BIC 4-Color Grip Ball Pen, Assorted colors, 1ct (MMPGP1-Ast)

Zebra Multi Function Sarasa 4 Plus S Black/Red/Blue/Green Ink 0.4mm Ballpoint Pen, 0.5mm Mechanical Pencil, Black Body (J4SAS11-BK)

Zebra Clip-On Multi Color Multifunctional Pen, Clear Green Barrel (B4SA1-G)

BIC 4-Color 3+1 Ballpoint Pen and Pencil, Medium Point (1.0 mm), 0.7mm Lead, Assorted Inks, 1-Count