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3″ x 7-1/4″ Whirl-Pak® Sterile Sampling Write-on® Bag – 4 oz. (2.25 mil)

Low density polyethylene bags seal tightly to hold solids or liquids. Tear off perforation at top, pull open with center tabs, insert the sample, fold top over, and close double-wire end tabs to close. For a moisture and airtight seal, fold bag over wire three times and bend tabs over to lock closed. Meets FDA and USDA specifications for food contact.