These are awesome merchandise from the amazing Saving My Sweetheart manhwa. 

This quality Lenticular Postcard Set consists of 4 pcs of colorful postcards that are great for keeping in touch with your pals.

100% Authentic Saving My Sweetheart Product

Ships to Worldwide via DHL / FedEx

Product Code: 11173830094

Alternate Names: A Way to Protect the Lovable You, A Way to Protect You, Sweetheart, 
How to Keep Your Sweetheart, The Way to Protect the Lovable You, 다정한 그대를 지키는 방법

Dimensions: 100 x 150mm

Material: paper