Universal Compatibility: The disc tip can glides across all capacitive touch screen devices smoothly and responds with great accuracy. Compatible with iPad, iPhone, kindle, samsung, android, tablets, laptop and more. Comfortable to hold: Designed with a non-slip rubber grip make the stylus easy and comfortable to hold and without feeling fatigue. Ideal for artists, designers, students, teachers to do creation on iPad. 2 in 1 universal pen: The transparent disc tip allows you to see more accurately where you are drawing and perfect for detailed work. Other size ball point pen is a normal pen, it allows you make a note any time.