Rest Easy Lesley Hatfield got her idea for moisture-wicking sleep garments after talking to a client.
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What: Sleepwear and undergarments made from moisture-wicking fabric
Who: Lesley Hatfield of NiteSweatz
When: Started in 2004
Startup Costs: $50,000
While working as a personal trainer in 2003, Lesley Hatfield, 37, came across her big idea when she noticed a female client struggling to keep up during a routine run. The woman complained she was tired because, suffering from menopausal night sweats, she had woken up three times the night before to change clothes.