High-Quality Silicone Material: This pen holder mold made of durable silicone with shinny surface. this resin box mold is reusable and easy to clean. The finished product will be precise, high transparency.^Easy to Release: You just need to twist the silicone resin molds and release your creation out of your molds after the resin is completely cured. Your piece comes out of the mold easily, no sticking, no tearing while the mold maintains its shape.^Wide Application: This box mold is great for making pen holder,makeup brush storage jar,cup and home decor.it can store earrings, ring, bracelet, necklace as well as key chains,coin, and much more The finished cup also can decorate your desktop which will look more beautiful and tidy.^Ideal Gift: You can send to your friends or family as birthday, Christmas, Mothers day, Valentines day, New Year gift , or you could design your unique handmade gift box and put a gift inside to give someone special.^Full of Creativity : Delicate glitters, gold powder, and all beautiful decorations can be used in your design with molds. Just fill them up with epoxy resin, add some glitters, mica powder, liquid resin dye, dry flowers, beads or anything you.