This pen holder is perfect for anyone who needs to carry a pen with them on a daily basis. The retractable design is both practical and stylish, and the anti-lost rope ensures that your pen is always within reach. The combination of the silicone ring and rope makes it even more secure, and the quality materials used in its construction ensure that it is both and reliable. Features -Color:Black -Material:Nylon, silicone -Size:43.00X0.80X0.80cm/16.90X0.31X0.31in -Note:Inner diameter of the silicone ring is 8mm. -Convenient and practical accessory: a useful and functional item. -Retractable feature for easy use: can be easily extended and retracted for convenience. -Anti-lost rope for security: includes a rope to prevent loss or misplacement. -Silicone ring for extra protection: provides additional protection with a silicone ring. - and reliable materials for longevity: made from strong and dependable materials for use. Package list: 10 x ropes