Virus Au8X Energy Bio Ceramic Form Compression V-Neck Men's Long-Sleeve Sports Wear Shirt - Black / Medium Color: Black Size: Medium Virus Au8X Energy Bio Ceramic Form Compression V-Neck Long-Sleeve Sports Wear Shirt for Men Sports Application: Running, Fitness, MMA, Jiu-Jitsu, Boating, Sailing, Wrestling, Grappling, Cross Training, Cross Fitness, Exercise, Weight Lifting Performance Technology: Compression, Warming, Cooling, Odor Resistance, Fast Recovery, Healing, Anti-Bacterial Resistance, UV Shield, Quick Dry, Anti-Odor, 2 Way and 4 Way Stretch, Healing, Energy Boosting