1. Customized Design. the Advertising Ball PEN Supports Customized Design. You Can Print Your Company Logo, Promotional Slogan, Contact Information & Other Content on the Body of the Pen to Increase Brand Exposure & Publicity Effect. 2. Print Qr Codes. You Can Also Print Qr Codes on Advertising Ball PEN, So That Customers Can Scan the Qr Codes to Obtain More Information, Such as Product Details, Event Promotions, Etc. 3. Various Shape to Choose. Advertising Ball PEN Are Available in Different Shape, Such as Classic Cylindrical, Flat, Polygonal, Etc., to Meet Your Individual Needs. 4. a Variety of Color Options5. High-quality Materials