This super clean oil analysis bottle is a 120mL Clear PET Heavy Wall Plastic Wide Mouth Bottle with a 38-400 Neck Size. White F-217 foamed polyethylene lined polypropylene closure attached. 24 gram weight PET heavy wall construction. Bottle is able to withstand vacuum pump applications. Particle cleaned with a Clean Identification sticker attached to cap. Cleaned in accordance with International Standards Organization (ISO) Code 4406.