Used stamps exchanges.

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

Stamps exchange CN-499
From
For
Sssss
China
11 March 2019
100clubmember
United States of America
19 April 2019
Details
Duration: 39 days
Feedback: 5 Stars
Messages
europapostcards.club
Europa (CEPT) Stamps
on Postcards