Baby Jogger F.I.T. Stroller - Kiwi/Black - Baby Jogger F.I.T Jogging StrollerFor Intermediate TrainingThe F.I.T. jogger is a light weight, easy to use jogging stroller that is perfect for parents looking to take their fitness routine to the next level. This single jogging stroller features a hand caliper brake for more responsive braking power and added control on hilly terrain.