10 PCS/Pack Rotating Retractable Pen Sleeve Reusable Protective Pen Cap, Size:98 x 16mm(Transparent)

1. Rotating and Retractable Design: Features a rotating adjustment mechanism that allows the sleeve to extend or retract for flexible use with different pen lengths. 2. Helps Keep Hands Clean: Covers the pen tip and part of the barrel to help reduce direct contact with ink or pigment during drawing and coloring. 3. Reusable Pen Protector: Made for repeated use, allowing you to remove and reuse the sleeve instead of relying on disposable pen covers. 4. Compact and Portable: Lightweight and easy to carry in a pencil case, backpack, or art supply bag, making it convenient for everyday drawing and travel. 5. Versatile Compatibility: Suitable for watercolor pens, markers, coloring pens, and other similar art pens as a practical pen-tip protection accessory. 6. Pen cap size: 98 x 16mm (suitable for chalk with a diameter of 8-10mm)