there's a mm or so play in the catch mechanism when the whole thing is locked up which is enough to lose the seal on the bung if it's not stored upright i think.
Almost got one of these (as they come in a lot of nice colours, my favourite one being black, and they look very nice design-wise), so glad I opted for the regular no-nonsense screw cap.
this one.
there's a mm or so play in the catch mechanism when the whole thing is locked up which is enough to lose the seal on the bung if it's not stored upright i think.