These clear glass jars are the perfect choice for lab samples and specimens. The expertly-made white plastic cap keeps your valuable sample safe in an airtight bottle. There's a ton of uses for these jars. For example, essential oil blends, foodstuffs, and homemade tinctures will all be well at home in our premium glass jars. These jars are available at a price that simply can't be beat, and remember: the more you buy, the less you pay.