Gaia male water pipe adapter, fits 14mm and 18mm glass, made of stainless steel.
Detach the Gaia mouthpiece. Screw the adapter on the Gaia. Connect a water pipe (not included) to the adapter.
Update : We have now resumed shipments to the United Kingdom and Ireland. Packages are shipped out from our warehouse in the Netherlands. Prices shown already include 21% VAT.