adidas TECHFIT Powerweb Elbow Sleeve - Men's Turn up the intensity on your training with the adidas TECHFIT™ PowerWEB Elbow Sleeve. TECHFIT™ PowerWEB is adidas’ top level TECHFIT™ product. It improves body stability and posture, while reducing muscle vibration though high compression. In addition, strategically placed Thermoplastic Polyurethane (TPU) power bands work to store and convert the energy of an athlete’s movement, which would normally be lost, into increased speed and power. Banding and compression improves body posture and reduces muscle vibration. Enhances efficiency and reduces energy loss. Converts athlete’s energy into increased speed and power. TECHFIT™ PowerWEB has been proven to increase sprint speed, jump height, power generation and running economy. Research* results:1.1% faster (30m sprint), 5.3% increased power (maximum repetitive jump output), 4% higher (max jump height), 0.8% more efficient (improved running economy). adidas TECHFIT™ PowerWEB compared to conventional sportswear. Proven by research of the University of Calgary - Human Performance Lab and adidas Global Research. These bands also offer support and reduce muscle fatigue. Sold individually. 75% polyester/25% spandex. Imported.