Description
Seal your growlers and wide-mouth bottles with confidence using these 38 mm poly seal caps. Designed with an integrated sealing liner, these caps create a tight, reliable seal to help keep your beverages fresh and protected.
Perfect for beer, cider, kombucha, mead, or even non-carbonated liquids, these screw-on caps are easy to use and reusable, making them a convenient and cost-effective solution for homebrewers and beverage makers.
Whether you’re replacing worn-out caps or stocking up for multiple containers, these are a must-have for any setup using 38 mm threaded bottles.
Key Features
- 38 mm screw caps for wide-mouth bottles and growlers
- Poly seal liner creates a tight, leak-resistant seal
- Reusable and durable for repeated use
- Easy screw-on design—no tools required
- Versatile for beer, cider, mead, kombucha, and more
Important Compatibility Note
- Fits 38 mm threaded bottle openings only
- Commonly used with glass growlers and jugs
- Not compatible with crown-finish (capper-style) bottles
Perfect For
- Growler fills and storage
- Mead and cider makers
- Kombucha brewers
- Replacing lost or worn caps
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