C-Pioneer Dito Bamboo shape Multi-Purpose Stainless Steel Tactical Pen EDC Defense Tool 100% Brand New and high quality Size: 145*10mm (Length x Dia.) Material: Stainless Steel Not only a writing tool, it is also a good tool for self - defense. Can also be used in an emergency to break the window, help to escape. Product included 1x Dito Tactical Pen with Refill