Sometimes, you just want to wrap a giant duvet around your neck, but then you remember your office called and said it’s time to return to work — in clothes. So we’re offering a fashion alternative ...

And, relatedly, we have a guide to the best long-sleeve T-shirts. Update on March 20, 2025: Removed Babaà’s sold-out Jumper No17; added restock note for Cos’s Chunky Pure Cashmere Turtleneck ...