While in pursuit of a six-pack, don't forget about your back! This short workout will keep your back core strong and working as the integrated unit it's designed to be. Prevent back pain, support optimal posture for your sports, and help to counter the effects of lots of sitting.
Oiselle Suspension Shimmel: http://www.oiselle.com/shop/running-tops/suspension-shimmel-with-removable-cups
Oiselle KC Tights: http://www.oiselle.com/shop/running-bottoms/tights/kc-tights