: Stick to 3 oz (100 ml) or less for carry-on luggage to meet TSA requirements.
Different plastics react differently to liquids, heat, and pressure. Refer to the material selection guide from Grace Pack to find the best match: Recommended Material PET (#1) buy small plastic bottles
Small bottles typically range from fractional ounces for essential oils up to 12 oz for single-serve drinks. : Stick to 3 oz (100 ml) or
Buying small plastic bottles requires balancing material durability, chemical compatibility, and cost. Use this guide to select the right bottles for your specific needs, whether for travel, business samples, or home use. 1. Match Material to Your Product whether for travel