These must fit in a quart-sized, resealable bag. This is called the 3-1-1 rule (3.4 oz, one single quart-sized bag per 1 person). Unless you are going through the TSA precheck line, this carry-on ...

Most travelers know you're limited in what liquids you can bring on a flight, but may not know the exact numbers off-hand.

But the TSA website still maintains the 3-1-1 rule: liquid and aerosol carry-ons should be placed in one resealable, transparent, quart-size bag, and all contents should be contained in 3.4 ounces ...