How to Efficiently Fill and Seal Paper Lip Balm Tubes Without Leaking?
As eco-friendly beauty packaging becomes the norm, more brands are turning to paper lip balm tubes as a plastic-free, biodegradable alternative. But with a shift in material comes new production challenges—particularly in the areas of filling and sealing. If you’re wondering how to fill paper lip balm tubes without causing leaks, waste, or structural issues, […]