1-TIME OFFER: DIVE DEEPER: Do you *really* understand the difference between Special I & Special II ...plus where and when to use it? Or the difference between ASSE and GSSE? If you said 'Yes', take this opportunity to understand it on a deeper level. If 'No', take this opportunity to plug some MAJOR holes. Either way, these Specific Endurance qualities play a major factor in how your sprinters finish their races. Get immediate access to the powerful presentation Coach Tolbert delivered at both the USTFCCCA National Convention & Complete Track and Field Clinic. Add the 'Specific Endurance for Sprints/Hurdles' Bonus to your order for only $19. That's 50% off the regular price ...but only if you order now.