Well designed Lip Balm Tube for Cosmetic

This is a  back filled Lipstick Tube is a cosmetic product that has been refilled with lipstick after the original product has been used up. This is done by scraping out the remaining lipstick from the tube and then melting new lipstick to fill the empty space. Back filling a lipstick tube can save money and reduce waste by allowing the user to continue using their favorite shade without having to purchase a new tube. However, it is important to ensure that the new lipstick is compatible...