Having a V-neck sweater in your arsenal is never a bad idea, especially when it comes in the form of a breathable merino wool style. Those who like to layer V-necks over undershirts or button-ups ...

One of our top picks of the sale is the Merino Wool Johnny-Collar Sweater Polo Shirt ... and that they think the "collar is unique without buttons." One reviewer said that the polo "looks awesome ...

Best overall: Alex Mill Button-Back Crewneck Yes ... And for the price, you really can't do much better on a Merino wool sweater of this quality." — Gabrielle Chase, associate style editor ...

But the Rockcraft is a 100 percent merino wool sweater that’s perfect for absolutely ... I think it looks good whether you button it up or leave it open at the chest, and I also really like ...

Merino wool sweaters keep you warm without overheating ... which should feel or fit roomy enough for an undershirt or a button-down shirt underneath, but also not too loose and still snug and ...