Description: 【Premium Material】The resin pen casting tool is made of silicone, premium material that makes its surface and interior smooth and glossy. convenient to release and clean after use. 【Fun of DIY】The silicone resin casting can be used to DIY exquisite ballpoint pen. Then you can send your creative masterpieces to your friends and family on birthday, Valentine's day, etc. 【Wide Application】The pen casting tool is fit for many casting materials, such as epoxy resin, cement clay, etc. You can also add some dried flowers, glitter, and sequins to make your creations more colorful and distinctive. 【Easy to Use】Silicone is flexible, durable and reusable; easy and convenient to use and easy to clean. 【Easy to Demold】: The resin die is designed smooth and thick, which makes the finished product very easy to demold after it is fully cured. Specification: Material: Silicone Size Chart: Style A: 15.7cmx2.1cmx1.5cm/6.18inchx0.83inchx0.59inch Style B: 14.8cmx1.6cmx1.2cm/5.83inchx0.63inchx0.47inch Style C: 14.8cmx1.4cmx1.3cm/5.83inchx0.55inchx0.51inch Package Includes: 1 Pen Silicone Die(5 Pack) Note: Please allow slightly errors due to manual measurement and different monitors.