Food Grade BPA Free Silicone Designed with safety first and convenience a close second. Our silicone travel bottles are made of BPA free food grade silicone, making it safe for other liquids like sauce, salad dressing or even baby food. Wide opening for filling and cleaning: Unlike most travel bottles, this one is wide opening makes it easy to fill with thicker fluids, and it easily fits a brush to clean the inside of the tube. Our compact silicone bottles are perfect for your favorite toiletries and travel essentials. With a leak-proof design and easy-to-use flip top caps, they’re a must-have for any trip.