Amazon.com : Aston Leather Double Pen Sleeve Black : Office Products
Amazon.com: LOVE MEI Silicone Sleeve Case for Galaxy Tab S7 S Pen Holder Protective Skin Cover case Non-Slip Smooth Grip Accessories Compatible with Galaxy Tab S7 Black : Electronics
Pen Holder | Ringke – Ringke Official Store
Apprentice Velvet Pen Sleeve 6 Pack | Pen Making | Craft Supplies USA
Galaxy S Pen (Fold Edition) Holder | Slim - Ringke Official Store
Custom leather pen cases and sleeves
Amazon.com: Adjustable Elastic Band Pen Holder, Pencil Holder, Pen Sleeve Pouch for Hardcover Journals, Notebooks, Planners, Fits Notebooks from 8" to 11” in Height, Hold 2 or 3 Pens, PU Leather, Detachable. :
Leather Fountain Pen Case for 3 Pens | Custom Luxury Fountain Pen Holder | Bespoke Gift – Libertaz Leathers
Removable Pen Sleeve / Light Sleeve for Radio Straps - F.D. Leatherworks