We offer discount for large quantity. Welcome to contact with us! Perfect Fit: This quick soda refill adapter is compatible with Terra soda machines, With this quick connect adapter, soda glass bottles for soda maker can be attached to the soda machine to work. You can keep using your glass soda bottle rather than plastic bottle and save 550 plastic bottles per yearUpgraded Quick CO2 Adapter: Compatible with Terra Soda Makers, with this quick adapter, you can decide for yourself whether plastic or glass soda bottles work with your soda maker.High Quality Durable Material: The co2 adapter is made of high quality material, anti-oxidation corrosion, anti-rust durable and safe, surface polished to ensure excellent sealing, high quality.Easy Installation: With just a few simple steps, your CO2 soda maker is ready to use with this quick adapter. Just screw this soda connect adapter onto the thread of the glass bottle, then connect the soda machine to use normally.Product Type: Quick CO2 Adapter for Soda Water MakerFits: Compatible with Terra Soda Stream Maker to CO2 glass bottles connectionFunction: With this quick adapter, you can continue to use traditional screw valve CO2 glass bottles.Easy to installDurable materialPerfectly compatibleGreen economyColour:blackMaterial:plasticPackage Contents:1 x Soda Refill AdapterOnly the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.