Instructions to Participate in the CIM 40 in 40 Challenge:
We’re so excited to celebrate the California International Marathon’s 40th anniversary! Join the CIM Group in the ASICS @Runkeeper app to be part of the festivities and sign up to complete the 40 in 40 Challenge for a chance to win. Complete this challenge for a chance to win a pair of new ASICS NOVABLAST™ 4 shoes!* 10 pairs will be given away.