Ivanka Trump and Joseph
Ron Asadorian/Splash News Online
10/18/2013 at 04:00 PM EDT
No loose-fitting maternity wear here!
looked stylish as she left a New York hospital holding her newborn son
, Joseph Frederick Kushner, on Friday.
The 31-year-old – who welcomed Joseph, her second child with husband Jared Kushner
Tuesday – wore a fur-trimmed Altuzarra jacket and jeans as she carried her little boy in a baby blue cable-knit blanket.
She has her hands full with a newborn and 2-year-old daughter Arabella, Tweeting
on Thursday, "Whoever said sleep when the baby sleeps never had a baby and a toddler!"
Arabella was anxiously awaiting the arrival of her brother, and Trump joked to PEOPLE last month that the little girl was getting "borderline impatient" and asked every morning
when the baby was coming.
Trump also admitted that she was calmer this time around about prepping the baby's nursery.
"The last time, I would look at these lists that my friends sent me and they'd be 10 pages long, of things you needed to have that are totally irrelevant," she said. "Nobody actually needs baby wipe warmers."
And after she left the hospital on Friday, it was clear that she feeling cool, calm and collected: "Having a baby is definitely easier the second time around," she Tweeted