Travel-Sized Products: The #1 application. Shampoos, conditioners, lotions, and sanitizers for flights and trips.
Luxury Liquids: High-end serums, oils, and foundations where leakage is costly and unacceptable.
Products in Purses/Gym Bags: Hand creams, sunscreens, and liquid soaps.
Household Cleaners & Chemicals: Where safety and leak prevention are priorities.

