: Stick to 3 oz (100 ml) or less for carry-on luggage to meet TSA requirements.
When buying, especially for food or medical use, ensure the bottles meet these technical benchmarks provided by Alibaba Product Insights : : Confirm compliance with FDA 21 CFR §177.1630 . buy small plastic bottles
Opaque and impact-resistant; ideal for shampoos, detergents, and household cleaners. LDPE (#4) : Stick to 3 oz (100 ml) or