1、Convenient leather edge printing supplies , can be used for printing all kinds of leather projects, like tanned leather, fabrics, canvas. 2、Alloy housing + stainless steel inner core, high density, prevent corrosion. Can be disconnected, easy to use, convenient to wash. 3、The pen head is made by pure copper , not easy to damage, high strength, strong corrosion‑resistance. 4、Pen surface is printed by electroplating spray paint, high gloss,beautiful and practical. 5、Oil saving, just dip appropriate oil to the pen, and rolling the head along leather edge. 1 x Edge Dye Pen Condition: 100% Brand NewItem Type: Edge Dye PenMaterial: Alloy Housing + Stainless Steel Inner Core + Pure Copper Pen Head Color: As shown in the pictureSize: Approx.13cm/ 5.1inWeight: Approx.32g/ 1.1ozApplication: Can be used for printing all kinds of leather projects, like tanned leather, fabrics, canvas.Recommend Usage Steps 1. Let cotton add adequate amount of water,swab to the leather edge. 2. Use rough sand paper smooth the edge. 3. Use leather skiver thin the leather edge. 4. Use cotton add adequate amount of water, swab to the leather edge again. 5. Use smooth sand paper smooth the edge. 6. Use roller applicator dip the oil paint, apply it on leather edge, and be careful not to exert too much force.