This pen body is made of quality metal material, feel comfortable, very durable, press type design makes you don't have to worry about pen cap drops where at any time, out the ink flow, not water, the inside of the pen body spring using high elastic spring, ensure every press can nice induction, let you both writing or touch with ease.The two-in-one design gives this black ink metal pen more functions. You can use it to take notes not only on paper, but also on your phone or tablet screen. Most importantly, it doesn't need to charge, which will save you a lot of trouble.The double ring design in the grip can increase the friction force and prevent you from falling off easily when you grasp it.Custom logo is available,Pls call us for more info!