Balloon vases.

They can be printed with or without strings. Both types will hang on the wall using the bracket and the one with strings will also stand on a desk/table iif you prefer.

You need to print them with supports touching buildplate, in the original orientation.

The filament I used is Polymaker Panchroma Matte Pastel Rainbow.

Affiliate filament link: https://us.polymaker.com/products/panchroma-gradient-matte?aff=826