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Self-adhesive PU Pen Clip Rubber Band Pencil Holder Elastic Loop for Notebook | eBay
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Dove Technologies - Pen Pal Pen Holder, 2.63" Long, Randomly Assorted Colors
PenPal, LLC Rubber Pen/Pencil Holder by PenPal, LLC, 25 Pack,* black, dark grey, light green, dark blue or red (Black) : Amazon.ca: Office Products