The fabric has some stretch and adjustable spaghetti straps, so you can wear it comfortably on its own or layer it with a long-sleeve shirt underneath for a cozier vibe. $29.99 Amazon ...

Outfit 1: You can start with a classic black and white combination with a long-sleeve white shirt paired with black drawstring jogger pants, and a creamy white open-front long coatigan layered on.

Dubbed the Long-Sleeve Plaid Flannel Boyfriend Tunic Shirt ($40), it's unsurprisingly accumulated a near-perfect five-star rating, so I had to put it to the test. Check out my honest thoughts on ...