Random Numbers Sweatshirt Size:M The flywheel trainer isn't just

The flywheel trainer isn't just another piece of equipment

A review in Sports Medicine concluded that "increased sleep duration and improved sleep quality in athletes are associated with poor performance and competitive success

The jump boxes can be easily assembled with accessories

LENGTH (inches) WIDTH (inches) CHEST (inches) XS 27 16 ½ 31-34 S 28 18 34-37 M 29 20 38-41 L 30 22 42-45 XL 31 24 46-49 2XL 32 26 50-53

Higher vertical jumps

Random Numbers Sweatshirt Size:M The flywheel trainer isn't justChase the Possible. Every lane. Every record. One purpose: Legacy. Celebrate the legacy of sprinting with this sleek, limited edition sweatshirt designed for those obsessed with precision, performance, and the pursuit of greatness. On the front: a clean, minimal graphic of a tracka symbol of where every sprint story begins. On the back: the fastest times ever run, etched in the shape of a trackWorld Records that define the edge of human potential.