Workouts» Less than 30 minutes to burn » Knife-edge5min @ 85rpm, from 25 to 75% FTP1min @ 110rpm, 125% FTP2min @ 100rpm, 100% FTP1min 30sec @ 105rpm, 115% FTP2min @ 95rpm, 98% FTP2min @ 100rpm, 108% FTP2min @ 90rpm, 95% FTP2min @ 95rpm, 92% FTP30sec free ride2min from 50 to 25% FTPView watts Enter FTPWorkout overviewDuration: 20mStress points: 29Zone distributionZ1: 6mZ2: 2mZ3: 1mZ4: 8mZ5: 4mZ6: 1m 28% 8% 3% 40% 18% 5%In this fatigue-based workout, the intervals will become less intense and longer as the workout elapses, but you'll feel like you're riding the knife-edge from start to finish! ✓ Available in Zwift More workouts like this Back to top