Intervals Ride 6x1km w/ 600m jog + 400m w/ 600m jog + 1km w/ 600m jog + 400m w/ 600m jog + 1km w/ 600m jog + 400m w/ 600m jog + 1km w/ 600m jog + 400m w/ 600m jog + 100m w/ 600m jog + 300m w/ 600m jog + 100m w/ 600m jog + 300m w/ 600m jog + 100m w/ …