Round Lipstick

A: Lipstick shells are commonly made from a variety of materials. Plastic, such as PET, PP, and ABS, is a popular choice for its lightweight, cost-effective, and durable properties. For a more premium look, shells can also be made with aluminum or have aluminum overshells. Some luxury brands may also incorporate metal or weights into the base to add a more substantial feel.

A: The main parts of a round lipstick shell are the outer base, the inner mechanism (which includes the cup and spiral), and the cap. The mechanism, or cartridge, is the heart of the tube, responsible for the smooth twisting action that pushes the lipstick bullet up. The cap fits snugly over the bullet to protect it from damage and exposure.

A: The twist-up mechanism is the internal component that allows the lipstick bullet to be dispensed and retracted. It consists of a cup that holds the lipstick and a spiral-threaded part that moves the cup up and down as the base is rotated.

A: Lipstick shells can be decorated using a variety of techniques to achieve different branding and aesthetic effects. This includes processes such as silk screen printing, hot stamping for metallic effects, and anodizing for aluminum shells. Some caps can also be designed for multiple passes of decoration.

A: Yes, lipstick shells can be highly customized. Brands can choose different materials, finishes, colors, and add logos or other designs through printing or engraving. Customization extends to the size, feel, and weight of the packaging.

A: The primary difference is aesthetic and functional. A round shell is a traditional design that is comfortable to hold, while a square shell offers a modern, edgy look and is easier to stack without rolling. Square tubes, however, can be more challenging for automated labeling.