Features: DECOMPRESSION SPINNING PEN. The writable spinning pen is twist to retract, convenient to use. A funny decompression writing pen for student, women, men, teacher, mental workers. QUALITY MATERIAL. This rotating gel ink pen is made of anti-skid, wear-resistant and pressure-resistant aluminum alloy materials, very durable and easy to grip. INGENIOUS DESIGN, EASY TO USE. In order to get nice balance performances, this pen is designed alloy rotating bearings, on one side of the pen-top, so as to improve the flexibility of use, making it easy to spin. PRACTICALITY. The decompression-spinner pen can exercise the flexibility of your fingers, and help you get rid of the pressure of study, work and life, bringing you a happier mood and add more fun to life. BRILLIANT GIFT. Perfect gift for friends, students, boys, girls, teachers, doctor, engineers, mental workers, etc on Christmas, Halloween, Birthday, New Year, etc. Specifications: Color: Gray; Silver Material: Aluminum Alloy Size: Approx. 15.8x1.1cm/6.22x0.43in Weight: Approx. 37g Package Includes: 1 Peice Rotating Gel Ink Pen note: 1.Please allow 0-1cm error due to manual measurement. make sure you do not mind before you bid. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you