**Threshold Training** 

Interval Variable
5min/7min/9min
1:30 rest between 

Set 1: 
3/1/1 @24/26/28 (5min)
Set 2: 
3/2/2 @24/26/28 (7min)
Set 3: 
3/3/3 @24/26/28 (9min)

Pacing notes:
r24@ 2k +12 seconds
r26 @ 2k plus 10 seconds
r28 @2k plus 8 seconds

Challenge yourself to hold onto the same splits throughout the workout. Was below target on several intervals - that third set was especially nasty! 💀💥😣