A beautiful heart shape, with rainbow colored strings.
How did we make it?
It is so simple, about 30 minutes of work, and a charming result.
We bought a heart-shaped piece of thin plywood, applied light blue acrylic color, waited about 5 minutes for the color to set and dry out.
Then we cut pieces of string in (almost ) all the rainbow colors and added it to the bottom.
Here is another example, this time in white: