1. TSA Certification - This TSA-certified transparent toiletries bag strictly adheres to the 3 - 1 - 1 rule, allowing you to pass through airport security easily and quickly. It is an ideal quart-sized cosmetic toiletries bag suitable for people of all ages. 2. Transparent and Thick Design - Made of transparent PVC material, it is environmentally friendly and makes it easy to quickly find items. The thicker material makes the bag more durable, easy to clean, and reusable. 3. Waterproof and Sealed - This aviation toiletries bag is transparent and waterproof, capable of holding all items including liquids. It can prevent liquids from seeping out at least when one of the bottles leaks, ensuring a worry-free journey for you. 4. Upgraded Luxury Zipper System - It features a sturdy and smooth zipper, a large zipper opening, and a luxury zipper pull, making it easy to open and store items. Moreover, the zipper is corrosion-resistant. This zipper bag is more durable than those inferior zipper top bags. It is also a great gift for Mom and Grandma on Mother's Day for use in travel and daily life.