The E-Pact was designed with a pre-shaped, almost 90° angle to reduce fatigue and provide a wrinkle-free fit. Ion knows about the pros and cons of visco elastic foams. But freedom of movement is the most important function an elbow guard needs to offer. So ION went back and integrated the simple but unmatched hard cap in combination with high quality memory foam padding for optimal protection and comfort. Updated sleeve construction using very breathable Super Perforator Neoprene.