Anybody knows where this goes

[speedy]

Hi customer gave it to me today said he found it on a bus !!!!! Any thoughts where it might go or is it even stag related

[dasadrew]

It's the stopper for a 3 pint bottle of reserve water which dealers put into the boot compartment before delivery to customer.

[speedy]

It's the stopper for a 3 pint bottle of reserve water which dealers put into the boot compartment before delivery to customer.

Thanks for that

[jakesmig]

It's the stopper for a 3 pint bottle of reserve water which dealers put into the boot compartment before delivery to customer.

How would anyone know that

And was 3 pints enough?

John