*Offer valid in USA only on MSRP pricing only. Offer not valid on wholesale or other special pricing customers. Discount automatically applies when all items in the bundle are added to your shopping cart.
- Endurance I BundleThe Endurance I bundle is for participatory and recreational athletes who engage in consistent and repetitive aerobic exercise 2-4 days a week, for at least 20-60 minutes per session, and at a moderate intensity (steady but not to the point of maximal effort).
- Endurance II BundleThe Endurance II bundle is for committed endurance athletes who regularly train 5-7 days a week, at a moderate to high intensity, for at least one hour per training session, race or competition.