Used stamps exchanges.

You send 100 used stamps
to a random member
and you receive 100 back!

Stamps exchange CA-1204
From
For

Canada
15 August 2018
Leonid
Russia
04 September 2018
Details
Duration: 20 days
Feedback: 5 Stars
Messages
europapostcards.club
Europa (CEPT) Stamps
on Postcards