T-shirts popped up at Walt Disney World Resort this week, including “The Nightmare Before Christmas” and Mickey & Friends ...

The following sizes and colors are available across the board: Carhartt Brown, Brite Lime, Blackberry Heather, Navy, Heather Gray, Black, Golden Grass Heather, Early Spring, Rose Tint Heather ...

Province of Canada, a small apparel company with a made-in-Canada ethos, has released a heather grey T-shirt with the words "Fort Mac" in a neat, black typeface across the chest.

Becks breaks out the fall colors and fabrics perfectly here, but still keeps things light by going with a simple heather-grey tee. 2 Zayn Malik. Getty Images.