I love this idea. You can do this in many different venue/settings, i.e. Xmas, Valentines, 4th of July or just because - using different colors of paper. Flowers Ball, Paper Ball, Paper Decor, 3D Paper, Ball Decor, Ball Ornaments, Paper Ornaments, Paper Flowers, Paper Crafts
Also on these boards
How-To: Modern Paper Ornament
seems tricky, but i'll try it anyway.