1. Safe: Our BPA free, durable plastic combined with high-pressure gaskets and stainless steel closures create a secure, airtight seal for glass bottles with caps. This leakproof barrier helps protect and preserve the contents. 2. Easy To Clean: Once empty, the glass water bottles can be placed straight into the dishwasher. These glass bottles with cork are dishwasher safe and designed to be reusable. 3. Marker, Labels & More: The 6-pack of swing top glass bottles comes with 6 extra gaskets, 12 bottle labels and an erasable marker. It is a suitable addition to a kombucha starter kit. 4. Packaged Safely: Our aim is to ensure you receive the product in a safe way. The 6-pack of kombucha bottles with stoppers will be double bubble wrapped with dividers in a secure box. 5. Mix It Up: It can be used as a glass milk bottle for the kitchen, a decorative vessel for wine or eggnog, a container to serve lemonade to kids, or a flip top glass bottle for homemade gin.