The Engineered-Fit series uses material technology that allows you choose between a body-contoured Standard Fit and full Compression Fit simply by size selection. To achieve a Compression Fit, a true next-to-skin, no movement fit which eliminates potential friction related "hot spots" and helps to reduce muscle fatigue, simply select one size down from your normal size.
Body: Jersey knit 92% Nylon / 8% Spandex
Panels: 95% polyester / 5% Lycra

Features:
*Designed for maximum comfort and freedom of movement
*Size down for a Compression Fit, a true next-to-skin, no movement fit which eliminates potential friction related "hot spots"
*Smooth matte-finish surface to reduce drag and bulk when layering Hybrid construction with stretch mesh panels enhances freedom of movement and heat dissipation
*Flat-seam construction and seamless top-of-shoulder helps prevent irritation
*Textured, brushed interior enhances wicking and comfort against the skin
*Durable wicking and anti-microbial odor fighting treatments
*Fast-drying