CroosFit Mariner Square

www.grassrootscrossfit.com

Best CrossFit Studios In East Bay

Ever since it was first established in Santa Cruz in 1995, the strength and conditioning system known as CrossFit has grown rapidly in popularity in the Bay Area and across the country. Today there are approximately 4,400 CrossFit gyms, with a good number in East Bay

CBS San Francisco–11/03/2012

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