"I love you so much I watch all of your stories."
When others see so. many. of those tiny dots and swipe as they say "nope!", you stay, and you watch every one. Because you really love this person. And you care.
Let them know with this card. Because they'll be too busy posting to their stories to see your DM.
5" x 7" card. Printed on #111 matte cover paper. Comes with a white envelope.