1) SLATTUM Bed frame with upholstery Knies light gray 140×200 cm
https://www.ikea.com/ru/ru/p/slattum-karkas-krovati-s-obivkoy-knisa-svetlo-seryy-20446378/ 
2) INDIRA Bedspread gray 230×250 cm
https://www.ikea.com/en/en/p/indira-pokryvalo-seryy-90389082/ 
3) ALVINE QUIST Duvet cover and 2 pillowcases white gray 200×200 / 50×70 cm
https://www.ikea.com/en/p/alvine-kvist-pododeyalnik-i-2-navolochki-belyy-seryy-10212775/ 

For bedding Turbosmooth is not minimized in the modifiers stack!

For Corona render it is recommended to install version no lower than 3 since the glossiness of materials is configured taking into account PBR.