Glass Mason Jars
Versatile and inexpensive glass jars, ideal for storing soups, sauces, broth, and dry goods. Lids typically have a metal band and a rubber/silicone seal.
How scores are calculated
Materials (40%): How plastic-free the product is — raw materials, construction, and coatings.
Packaging (20%): Is the product packaged in plastic? Is it recyclable?
Transparency (20%): Does the brand disclose ingredients, sourcing, and manufacturing?
Durability (20%): How long does it last? Longer-lasting products reduce plastic waste over time.
This is a rating of this specific product only — not the company. Other products from this brand may score differently.
Last updated: April 8, 2026
Made primarily of glass, a non-toxic and recyclable material. Lids may contain a small amount of rubber or silicone for sealing, which is generally considered safe.
Why We Rated It This Way
Ball's Glass Mason Jars is made from Glass, Metal (lid band), Rubber/Silicone (lid seal). Certifications: FDA Compliant.
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