BOULDER (Fortune Small Business) — Another bright day breaks in Boulder. On most mornings Michael Jackson and his wife, Wink, would hop on their bicycles and ride the 15 miles to the office, but today they drive. The tanned and toned couple want to be fresh for their Makeover. Before they leave home, each grabs a pair of oversize sunglasses.

Both former professional mountain bikers and triathletes, the Jacksons run Zeal Optics, a company that makes fashionable, high-performance sunglasses and ski goggles, sold on its Web site and through retailers nationwide.

“Eyewear is a critical piece of athletic equipment,” Wink, 46, explains. “My sunglasses were always fogging up or falling off.”

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