The Men's Stay Cool Compression Short (Co14.5), features an interior protective mesh, designed for added comfort in extended use. The multi-purpose Co14.5 provides comfort and medium strength compression use in activity. Infused through nanotechnology with recycled Jade to create a natural cooling effect. The ultra-wicking fabric construction combined with our Cool Jade infused yarn decreases your skin surface temperature up to 10° F - keeping you comfortable, dry, and cool.