Jetstream 4&1 This is a set of two special edition, brand new pens. ■ Green Branch Project Body color: Light Pink Ball diameter: 0.5mm This is a Hands original, featuring the wood grain of the Sugi thinned wood grip. ■ Metal Edition Body color: Gunmetal Ball diameter: 0.5mm This pen has a great feel, and the front shaft and cap are made from machined aluminum. It has a grip and durability that are comparable to a high-end ballpoint pen. Both pens are unique and offer a great feel, texture, and writing experience. Why not give them a try?