ARENA Men's Powerskin Carbon-Glide Jammer The Powerskin Carbon Glide Jammer is designed to maximize your sense of speed and mobility. All while never having to choose between comfort or compression; you can finally have both. Carbon Fiber Technology to deliver the perfect combination of power, flexibility, and durability Carbon Micro Cage technology strategically covers lower body muscle groups with compact carbon fiber grid giving you compression where it matters most Ultra-light Hydroglide technology surrounds upper-body minimizing drag and turbulence Unique internal taping instantly activates and interconnects major muscle groups