Double bath curtain on ceiling cornice
1. Fabric double curtain for the bathroom on the ceiling cornice (decorative outer layer + inner layer with water-repellent impregnation)

6 curtain placement options
The color can be easily changed to any in the material settings

2. Cornice profile Kraab Slott Motion L3
https://mario-potolok.ru/catalog/profili/profil-kraab-systems/slott-motion-sistema-karnizov-dlya-shtor/profil-karniznyy-kraab-slott-motion-l3-chyernyy-3m/ 

3. Holder for curtains on the Loft wall Hook for curtain tiebacks black 3 cm metal
https://www.ozon.ru/product/derzhatel-dlya-shtor-na-stenu-loft-kryuchok-dlya-podhvatov-shtor-matovyy-chernyy-3-sm-metallicheskiy-1148940964/?fromshare_ios&from_sku1148942827&oos_search  false&utm_campaignproductpage_link&utm_mediumshare_button&utm_sourcesmm

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For Corona render it is recommended to install version no lower than 1.5 since the glossiness of the materials is adjusted taking into account PBR