A short patterned dress shows darker greenish and almost black floral forms over a pale shiny-looking area. Its broad V neckline is sleeveless, while a horizontally gathered waist band leads into the widely flared short skirt. One hand holds the fabric outward. Long pale earrings sit beside a face cropped at the top. This is a comparison to the large red colour area, rather than evidence of a particular fibre or a bridal product. The visible surface effect can be described without turning it into a precise material identification.
If you plan red for your own bridal look, use this reference to choose pattern quantity. Do you want a continuous red area first or similarly large motifs across the garment? Compare actual available dresses under similar conditions. Decide separately whether longer pale earrings or a red repetition better suit your neckline. For natural skirt drape, relax the hands; the held edge changes the visible width. A full-length view with actual shoes then adds the real hem effect to your colour choice instead of relying on this cropped and posed arrangement alone.