Teespring, 'the Kickstarter for T-shirts' has sold 6m shirts in 2014

"Some tech companies look to change the way we communicate or can travel in space. Teespring helps people sell t-shirts. Custom, well-made t-shirts. And it’s good at what it does.
Teespring has sold 6 million shirts this year through its customers, hundreds of whom make more than $100,000 from their tee trade. At least ten, the company says, have become millionaires from the work. Teespring claims that one in 75 Americans owns a shirt  it’s helped sell in the last year. For 2015, the startup plans to go even bigger, and it’s raised millions in venture backing to get ready. The two-year-old startup announced Tues. it’s raised $35 million in a Series B round led by Khosla Ventures, with partner Keith Rabois joining the board. Earlier investors and board members include Lars Dalgaard of Andreessen Horowitz and Sam Altman of Y Combinator."

Source:  Forbes, 18th November 2014