Build your Cardiovascular and Muscular Endurance!

Spinervals Competition Workouts are the leading cycling training DVDs for cyclists and triathletes. It's like having a spinning class and a indoor cycling training program all in one.  

Getting stronger on the bike means moderately overloading your system with workloads that challenge you, but also allow for adequate recovery. 

Spinervals 31.0 - Endurance BOOSTER, is a 'Zone 3' workout developed by Coach Troy designed to focus on building your aerobic and muscular endurance.

Suited for intermediate and advanced riders focusing on long distance cycling events, incorporating this moderate intensity workout into a well designed weekly training schedule will greatly enhance your ability to ride longer and stronger!

Length: 1 Hour and 45 minutes

Difficulty level: 8.0

Since 1995, Coach Troy has paved the way in the indoor cycling DVD workout world and that's why an estimated 500,000 people from around the world have used his products.