eakproof Design: Designed by leak-proof air valve and three layers covers, so the travel toiletry bottles can be perfectly sealed without any leak. Being so soft, you can easily squeeze all the contents out of the leakproof travel bottles, so nothinggets wasted. Safe and Soft Material: Made of 100 percent BPA-free food-grade silicone+ PP material. You can also use them on baby food, or as sauces and salad dressings, they are guaranteed to be BPA-free food-grade silicone. A Travel Must: The capacity of each small travel bottle is about 2/3.5 fl oz, TSA airline carry-on approved. Their see-through quart-sized zip pouch will absolutely make your security check-ins stress-free and fast. Wide Mouth Design: Fill, And Dispense - Wide mouth openings are easy for refilling. Makes you take less effort to clean the inside.