Running apparel startup Tracksmith has launched with the debut of its first five products. The Wellesley, Massachusetts-based company is focused on producing premium clothing and bags for running enthusiasts. Its initial products include running shorts and racing tops, which they sell online. It is backed by $1.6 million in initial funding that the team raised back in November of 2013. Investors reportedly include Index Ventures, Lerer Hippeau Ventures, Bridge Boys and Angel investors.