KOH-I-NOOR Cork-Grip Calligraphy Pen Holders – K. A. Artist Shop
Mid-Century Park Sherman Cork Pencil-Holder – Modern Provisions
Amazon.com: Cork Pen Holder for Desk, Wooden Pencil Cup with Double Sided Cork, Makeup Brush Holder with 10 Colorful Push Pin Clips, Cute Desk Stationary Organizer for Office School Home (Flower) :