[Product Material] glue applicator is made of soft flexible plastic, easy to squeeze; tip is made of rust proof metal, each bottle has a firmly fit tip cap, protect the tip and keep liquid from leaking out. [Needle Tip Design]The top of glue bottles with fine tip, perfect for quilling and other projects that require small drops or fine lines of glue, such as glue, ink, paint, glaze and so on. [Multi Application] tip tie dye bottles are widely used in many jobs, ink work, delicate paper quilling, crafting art use, rock painting, also suitable for kids to make school crafts projects.