20Pcs Upgraded Pencil Holder,Adhesive Pen Holder for Desk,Silicone Pencil Holder & Marker Holder for Clipboard Wall Classroom School Office Desk Accessories,Teacher Supplies. 【Upgraded Dual-Hole Design】Our adhesive pencil holders feature upgraded upper and lower dual holes, with a 5-9mm upper hole for smaller pens like pencils, ballpoint pens and electronic styluses, and a 9-18mm lower hole for larger pens such as markers.
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