Are these a fire hazard?  They are so cute.  These lanterns happen to be the only thing origami that I know how to make.    From "pipodoll" Etsy shop.

I have a string of lights already! Origami Lanterns - Set of 50 - Handmade Paper Lanterns - Assorted Patterns

Guirnaldas de papel

put two hearts together & sew down the middle, separate to make a effect