Pentel Clic Eraser Holder Blue Barrel White Eraser (Pack of 12) : Amazon.de: Stationery & Office Supplies
Amazon.com : Pentel Quick Click Pop Mechanical Pencil, (0.7mm) Medium 2B Lead, with 2B Lead and (2) Eraser Refills, 4-PK (PD217ALEBP4) : Office Products