Amazon.com : BIC 4 Color Ballpoint Pen, Medium Point (1.0mm), 4 Colors in 1 Set of Multicolor Pens, 3-Count Pack of Refillable Pens for Journaling and Organizing : Rollerball Pens : Office Products
Amazon.com : Maped Cosmic Boligrafo Bipunta de 4 Colores Estandar (Negro/Azul/Rojo/Verde), color Rosa : Office Products
BIC 4 Colores Bolígrafos Retráctiles, Original, Colores Surtidos, Punta Media (1,0mm), Blíster de 3 Bolis, Color azul : Amazon.es: Oficina y papelería
Amazon.com : BIC 4 Colours Pens In A Special Metal Tin of 5 Pens, Includes mix of Shine and Bright Barrel Coloured Ink,Black, red, blue, green : Office Products