I love you clothes pins: Write a message with a FINE POINT sharpie so it doesn't smear. Write "I love you" on a paper. Cut it out, and hot glue it to the clothes pin end. Would be cute for a care package!
DIY your photo charms, compatible with Pandora bracelets. Make your gifts special. Make your life special! A Girl Stole My Heart Valentines Day Love Keyring Present for Girlfriend - Pretty Personalised
This is an incredibly sweet idea. "Open when you need to know how much I love you; open when you don't feel beautiful; open when you need a laugh; open when you miss me; open when you're mad at me; open when you need a date night, etc.