Travelers, this MoYo 3-pack of 3.4 oz bottles is exactly what you need to survive airport security without losing your favorite products. These are the MAXIMUM size allowed by TSA for carry-ons - no more guessing if your bottles will pass inspection. The leak-proof design actually works - I've tossed these in my bag after flying and never had a mess. Made in the USA from BPA-free PET plastic that feels substantial, not cheap and flimsy like some travel bottles. The fine mist spray pump distributes liquids evenly without dumping too much product at once. Colored caps make it easy to identify contents quickly - no more confusing which bottle has shampoo versus conditioner. The screw-on flip caps seal tightly but open easily when you need them. Perfect for shampoos, lotions, facial toners, cleaning solutions, or even food items like oils and dressings. The 3.4 oz capacity is smart - you can bring enough product for longer trips without checking bags. They're reusable and durable enough to withstand multiple refills without cracking. The company actually guarantees them for a year - even if you mess up, they'll replace them! The hanging hole is convenient for hostel bathrooms or organized packing. Whether you're a frequent business traveler, vacation enthusiast, or just need small containers for gym bags, these bottles deliver serious value. The clear design lets you see when you're running low, and the spray mechanism doesn't clog easily. Trust me, these beat those flimsy drugstore travel bottles every time!