Designed for Pencils and Small Pens: Engineered with a rugged double-sided texture, our upgraded adhesive pen holder is built to flawlessly grip pencils and pens within the 7mm - 10mm diameter range. Note: Not suitable for markers Must-Have for Teachers: Elevate your classroom organization with this essential teacher supply. Keep pencils, drawing tools, and other stationery for students, eliminating the hassle of searching for misplaced pens Sleek and Indestructible Silicone Build: Crafted from flexible silicone, these holders are not only easy to use but also crack-resistant, ensuring years of dependable use Secure and Versatile: The adhesive backing guarantees a solid attachment to any surface – be it notepads, clipboards, computers, calendars, shopping lists, desks, or countless other spots. Your tools will always be within arm's reach Package of 10 for Maximum Value: Enjoy exceptional value with ten holders in each set. Scatter them across your workspace for convenient storage, ensuring you're always prepared to jot down notes or sketch ideas