' Pick up your trash and clean the beach. You now know better and can do things that matter'
QR code to animated poem on the back
 
Size: 13,5x13,5 cm, envelope included.
 
Sustainable:
Paper from sustainable forests
Not pre-packed, so no plastic
Printed in the Netherlands
The cream coloured envelopes are 100% chlorine-free and made of paper from responsible origin.