【Safety silicone】BPA Free Guaranteed & FDA Approved: Our travel bottles are made of 100% BPA-free food grade silicone, toiletries portable, convenient for security check-in and even safe for holding some food sauce materials or baby travel accessories. 【TSA Approved】 Perfect For Your Travel: Our travel accessories sets come with four 3oz travel containers with a transparent travel toiletry bag, suitable for carry various cosmetics. 【Leak-proof Design】3-Layer Leak-proof Design, Durable And Waterproof: Each bottle container includes a flip cap with 3-layer proof walls, prevents liquid leakage or spillage, such to protect your luggages. 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.