Baby, it’s cold outside. So skip the party, stay in with your sweetheart and smolder in these sultry lounging looks that are sure to keep things cozy and warm.

Natori white satin bra, $56. Sassybax full black panties, $52. Saks Fifth Avenue. Platinum and 18-karat yellow gold necklace containing eight Burma rubies weighing 37.91 carats and round brilliant marquise diamonds. Platinum and 18-karat yellow gold ring containing one oval Burma ruby weighing 10.31 carats and modified baguette. Platinum and 18-karat yellow gold oval ruby and diamond bracelet with 30 oval rubies weighing 30.87 carats and 330 round brilliant diamonds. Prices upon request. Molina Fine Jewelers, 602.955.2055.