Aerobic Burn / 2700m

Distance: 2700m Warm Up 400m Choice Main 12 x 50 on :20 RI *4 Pull (PD Optional) *4 Kick (KB Only) *4 Swim (PD Optional) 4 x 100m IM on :25 RI 6 x 75 Pull w/ PB & PD on :20 RI *Odds: Desc 25's 1 - 3 *Evens: 7 RPE 50m EZ 2 x 100m Kick on :20 RT *5 - 6 RPE 8 x 50m Swim on :15 RI *130 - 140 HR Cool Down 200m as *50m Kick *100m Swim *50m Kick *Check HR is below 110. If not, go an extra 100 Choice