Function: the tip of the pin pen is a thin steel needle; You can use it to weed vinyl in craft projects or pierce the bubbles on the film accurately to achieve the purpose of defoaming; This pin pen is suitable for removing residual bubbles when installing car window film, or when installing wallpaper and other adhesive paperSafe use: air release weeding tool adopts retractable design; When you need to use it, press the end of the pen, and the steel needle will appear at the tip of the pen; Press it again then the steel needle will be put into the pen holder, it will reduce the possibility of scratching you and protect your safetyPen like design: craft vinyl tool adopts the pen like design, so that you can use it as comfortably as holding a pen; When you don't need to use it, you can put it in your pocket or backpack; It doesn't take up too much space, but you won't loose it when you need to use itNo obvious trace: because the tip of stainless steel point retractable air release tool is very thin, when you use it to pierce the surface of the object, it will not leave obvious piercing traces, and at the same time, it can achieve the purpose of removing the trapped air; It is a practical toolcolour: black + redMaterial: Metal Size: Pen length about: 14cmPackage Contents:2 x Pin pen (1 of each red and black )4 x Pen refillsOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.