"Make your travels easier with the humangear GoToob+ Empty Large Squeezable Travel Tube Bottle 3-Pack. These travel tubes carry whatever vital contents you need, and each has a convenient textured area on the collar or writing the contents. The handy LoopLock makes it the only travel bottle with a locking cap. It's BPA-free, Phthalate-free, FDA food-safe for endless usage possibilities, and it's even TSA-approved for carry-on travel. Soft, durable silicone construction outlasts countless adventures. Each bottle stores 3.4 oz (100ml). Each Bottle: 4.5""H x 2.25""W x 1.5""D.Manufacturer model #: HG3187. TSA-approved for carry-on travel LoopLock makes it the only travel bottle with a locking cap Contoured tube that can stand for easy filling Textured area on collar for writing content descriptions BPA-free, Phthalate-free, FDA food-safe"