When it comes to ear plugs specifically, finding the right fit and shape is critical for effective hearing protection, as ear canals—much like fingerprints—are unique to each individual.

The full-size pickup truck has become America's best-selling vehicle by a country mile. But most Silverado, Ram, and F-Series buyers would be better served with a cheaper means of role-playing.

Some of the best stocks to buy in the past 25 years started as small-cap stocks. Amazon (AMZN -0.23%) was a $7 stock in 1998, and Tesla (TSLA 4.77%) had a market valuation of just over $1 billion ...