**8 oz FROSTED Glass Boston Round Bottle 28-410 neck

4 oz Clear PET Plastic Boston Round Squat 24-410 neckis a 4 oz clear PET plastic squat boston round bottle with 20-410 neck finish. The squat boston round bottle has rounded shoulders and rounded base, but has a higher diameter to height ratio than a typical boston round. Polyethylene terephthalate (PET) is marked with the resin identification code of 1. PET is of the polyester family and has high clarity, good chemical resistance, high impact resistance, and medium rigidity. PET is also light-weight and is used for products containing essential oils. Avoid using PET containers to store products that contain essential oils greater than 5% or fragrance oils greater than 15%.