Packism Clear TSA Approved Toiletry Bag. What is tsa approved travel size? TSA approved travel size items are those that meet the 3-1-1 rule. This means that all liquids, gels, aerosols, creams, and pastes must be in containers of 3.4 ounces (100 milliliters) or smaller, stored in a single, clear quart-sized bag, with a maximum capacity of 1 liter per passenger. How many 1-quart bags can you bring on a plane? You can bring up to two 1-quart bags of liquids on a plane. Each item must be in containers no larger than 3.4 ounces (100 milliliters) and placed in a single, clear, plastic, quart-sized bag. What is the purpose of clear TSA approved toiletry bags in different size? TSA approved toiletry bags are designed to meet the airline\'s 3-1-1 rule for storing liquids, gels, and aerosols in carry-on luggage. They are made of clear plastic so they can easily be seen by TSA personnel when passing through a security checkpoint. The different sizes allow travelers to choose the right bag for their needs, such as a small bag for a few essential items or a larger one to store all of their toiletries. Packism Clear TSA Approved Toiletry Bags in different sizes are the perfect solution for travelers who neet ot bring travel essentials on their air travel. Traveling with liquids can be a hassle but this Packism clear makeup bag makes it easier. Tips: 1.Is it normal for clear plastic cosmetic bags to harden in winter? Yes, it is normal for a clear plastic makeup bag to become stiff in cold weather. This is because the material\'s molecular chains slow down, making it less flexible. To help keep the bag soft and pliable, it is best to store it in a warm place and keep it away from direct sunlight. Secondly, you can try using hot water if the piece is small and thin or a hair drier on hot if a small section of a larger piece needs to be softened. Note: This clear toiletry bag is suitable for age range 12 above.