Function: This water quick adapter for Terra is used to connect glass bottle water machine to water machine, you can start using glass bottles instead of plastic bottles, with this water bottle cap, save a lot of plastic bottles every year Upgraded refill adapter: With just a few simple steps, you can continue to use traditional spiral valve carbon dioxide glass bottles, no need to frequently replace plastic bottles, more environmentally friendly Material: This refill adapter is made of high-quality material, , no rust, and safe, polished ensures excellent sealing performance, excellent quality Easy to install: Just screw the water quick connector onto the glass bottle threads, then connect it to the machine, easy to use A way to make If your machine has a plastic bottle that's been used for years and you're concerned about the health of the plastic bottle, and you don't want to throw away your working machine to buy a more expensive machine, then this product is ! With this glass bottle attachment, the glass bottle of the machine can be connected to the machine to work, and you can continue to use glass bottles instead of plastic bottles, which can save 550 plastic bottles every year! Colour: Black Material: plastic Product Type: Maker Quick CO2 Adapter Fits Terra makers and CO2 glass bottles Notice: Glass bottles require less carbon dioxide to achieve the same carbonation effect, so don't overfill with water as this may cause overflow. Package Contents: 1 x sodastreaming machine co2 Only 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.