Hayabusa Men's Metaru 47 Silver Rashguard Sleeveless Features exclusive Hayabusa AG Compression fabric for ultimate comfort and flexibility. Powered by X-Static XT2 pure silver, a natural anti-microbial technology shown to provide superior anti-odor performance for the lifetime of the garment. Developed with flatlock stitching to prevent chafing and fiber-fused graphics for uncompromised durability. Available in longsleeve, shortsleeve, and sleeveless options. Designed to guard against cuts, scrapes, rashes and keep your body dry and muscles warm.